refactor: Use generic collections in PrimitiveManager

The class that instantiates ViewStreams via reflection
Fix typo in NLStream's namespace
2024-11-02 16:48:42 +00:00 · 2024-11-02 02:57:19 +00:00 · 2024-10-30 20:42:14 +00:00 · 2024-10-30 20:13:40 +00:00 · 2024-10-30 19:37:48 +00:00 · 2024-10-30 19:37:48 +00:00
2759 changed files with 75458 additions and 59150 deletions
@@ -0,0 +1,133 @@
+FROM ubuntu:22.04
+
+ARG DEBIAN_FRONTEND=noninteractive
+
+# Note installations that take a while (more than 10s)
+
+RUN apt-get update
+RUN apt-get install -y ca-certificates
+RUN apt-get install -y ccache
+RUN apt-get install -y curl
+RUN apt-get install -y fish
+RUN apt-get install -y gdb
+# git-all: ~250s
+RUN apt-get install -y git-all
+RUN apt-get install -y gnupg
+# liblttng-ust-dev: ~30s
+RUN apt-get install -y liblttng-ust-dev
+RUN apt-get install -y libssh2-1-dev
+RUN apt-get install -y locales
+RUN apt-get install -y ninja-build
+# openssh-server: ~40s
+RUN apt-get install -y openssh-server
+RUN apt-get install -y pkg-config
+RUN apt-get install -y software-properties-common
+RUN apt-get install -y sudo
+RUN apt-get install -y tzdata
+RUN apt-get install -y vim
+RUN apt-get install -y zip
+
+# Python: ~30s
+RUN apt-get install -y \
+   python3-pip \
+   python3-venv \
+   && python3 -m pip install --upgrade pip
+
+# GCC
+ARG gcc_major=13
+RUN \
+   add-apt-repository ppa:ubuntu-toolchain-r/test \
+   && apt-get update \
+   && apt-get install -y g++-$gcc_major
+
+# Clang
+ARG clang_major=17
+RUN \
+   curl -fsSL https://apt.llvm.org/llvm-snapshot.gpg.key 2> /dev/null \
+   | gpg --dearmor - \
+   | tee /usr/share/keyrings/llvm-snapshot.gpg > /dev/null \
+   && echo "deb [signed-by=/usr/share/keyrings/llvm-snapshot.gpg] http://apt.llvm.org/$(lsb_release -cs)/ llvm-toolchain-$(lsb_release -cs)-$clang_major main" \
+   | tee -a "/etc/apt/sources.list.d/llvm.list" \
+   && apt-get update \
+   && apt-get install -y \
+   clang-$clang_major \
+   clang-format-$clang_major \
+   clangd-$clang_major
+
+# CMake
+RUN \
+   curl -fsSL https://apt.kitware.com/keys/kitware-archive-latest.asc 2> /dev/null \
+   | gpg --dearmor - \
+   | tee /usr/share/keyrings/kitware-archive-keyring.gpg > /dev/null \
+   && echo "deb [signed-by=/usr/share/keyrings/kitware-archive-keyring.gpg] https://apt.kitware.com/ubuntu/ $(lsb_release -cs) main" \
+   | tee /etc/apt/sources.list.d/kitware.list > /dev/null \
+   && apt-get update \
+   && apt-get install -y cmake
+
+# Dotnet
+RUN apt-get update && apt-get install -y dotnet7
+
+# Node
+ARG node_major=18
+RUN mkdir -p /etc/apt/keyrings \
+   && curl -fsSL https://deb.nodesource.com/gpgkey/nodesource-repo.gpg.key \
+   | gpg --dearmor -o /etc/apt/keyrings/nodesource.gpg \
+   && echo "deb [signed-by=/etc/apt/keyrings/nodesource.gpg] https://deb.nodesource.com/node_$node_major.x nodistro main" \
+   | tee /etc/apt/sources.list.d/nodesource.list \
+   && apt-get update \
+   && apt-get install -y nodejs
+
+# Emumba (deps)
+RUN apt-get update && apt-get -y install rapidjson-dev
+# Emumba
+COPY emumba /emumba
+RUN dpkg -i /emumba/emumba-deribit-connector-3.3.1-Linux.LICENSE_DISABLED.deb \
+    && rm -r /emumba
+
+# Pcap
+RUN apt-get update && apt-get install -y libpcap0.8-dev
+
+# Databento (deps)
+RUN apt-get update && apt-get -y install libzstd-dev
+
+# Docker in Docker
+RUN apt-get update && apt-get install -y \
+    docker.io \
+    docker-compose \
+    docker-compose-v2
+
+# Set up default executables (update-alternatives)
+RUN \
+   update-alternatives --install /usr/bin/clang clang /usr/bin/clang-$clang_major 100; \
+   update-alternatives --install /usr/bin/clang++ clang++ /usr/bin/clang++-$clang_major 100; \
+   update-alternatives --install /usr/bin/clang-format clang-format /usr/bin/clang-format-$clang_major 100; \
+   update-alternatives --install /usr/bin/clangd clangd /usr/bin/clangd-$clang_major 100; \
+   update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-$gcc_major 100; \
+   update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-$gcc_major 100
+
+# Add compiler symlinks for ccache 
+RUN \
+   ln -s /usr/bin/ccache /usr/local/bin/clang; \
+   ln -s /usr/bin/ccache /usr/local/bin/clang++; \
+   ln -s /usr/bin/ccache /usr/local/bin/clang-$clang_major; \
+   ln -s /usr/bin/ccache /usr/local/bin/clang++-$clang_major; \
+   ln -s /usr/bin/ccache /usr/local/bin/gcc; \
+   ln -s /usr/bin/ccache /usr/local/bin/g++
+
+RUN locale-gen en_US.UTF-8
+
+ARG docker_user="bts"
+ARG docker_uid="1000"
+ARG docker_pass="bts"
+
+RUN \
+   groupadd -g "$docker_uid" "$docker_user" \
+   && useradd \
+   -m \
+   -u "$docker_uid" \
+   -g "$docker_uid" \
+   -G sudo \
+   --password "$(openssl passwd -1 "$docker_pass")" \
+   "$docker_user"
+
+RUN usermod -aG docker "$docker_user"
@@ -0,0 +1,43 @@
+{
+  "dockerFile": "Dockerfile",
+  // Creates local dir to mount to HOME in docker 
+  "initializeCommand": "mkdir -p ${localEnv:HOME}/.bts/devcontainer-mounts/${devcontainerId}",
+  "hostRequirements": {
+    "memory": "4gb",
+    "storage": "6gb"
+  },
+  "postCreateCommand": "/home/bts/spark/docker/sparkd/dev/devcontainer_post_create.sh",
+  "containerUser": "bts",
+  "workspaceMount": "source=${localWorkspaceFolder},target=/home/bts/spark,type=bind",
+  "workspaceFolder": "/home/bts/spark",
+  "updateRemoteUserUID": true,
+  "shutdownAction": "none",
+  // Note: If running multiple containers on the same host, each must use a
+  // unique set of ports. Usually we just add 1000 to each port as needed. For
+  // example, if 8000-8003 is taken, go with 9000-9003, then 10000-10003, etc.
+  "runArgs": [
+    "--shm-size",
+    "2gb",
+    "--network",
+    "host"
+  ],
+  "mounts": [
+    "source=${localEnv:HOME}/.bts/devcontainer-mounts/${devcontainerId},target=/home/bts,type=bind",
+    "source=/var/run/docker.sock,target=/var/run/docker.sock,type=bind"
+  ],
+  "customizations": {
+    "vscode": {
+      "settings": {
+        "clangd.arguments": [
+          "--compile-commands-dir=${workspaceFolder}/build/clang/debug"
+        ]
+      },
+      "extensions": [
+        "eamodio.gitlens",
+        "llvm-vs-code-extensions.vscode-clangd",
+        "ms-vscode.cmake-tools",
+        "ms-vscode.cpptools"
+      ]
+    }
+  }
+}
@@ -0,0 +1,4 @@
+#!/usr/bin/env bash
+
+this_dir="$(realpath "$(dirname "$(readlink -f "${BASH_SOURCE[0]}")")")"
+sudo dpkg -i "$this_dir/emumba-deribit-connector-3.3.1-Linux.LICENSE_DISABLED.deb"
@@ -207,17 +207,23 @@ dotnet_naming_symbols.parameters.applicable_accessibilities = public,internal,pr
 dotnet_naming_symbols.private_symbols.applicable_kinds = property,method,field,event,delegate
 dotnet_naming_symbols.private_symbols.applicable_accessibilities = protected,private

+# local symbols
+dotnet_naming_symbols.local_symbols.applicable_kinds = local
+
+# parameter symbols
+dotnet_naming_symbols.parameter_symbols.applicable_kinds = parameter
+
 # Naming styles

-dotnet_naming_style.snake_case.required_prefix =
-dotnet_naming_style.snake_case.required_suffix =
-dotnet_naming_style.snake_case.word_separator = _
-dotnet_naming_style.snake_case.capitalization = all_lower
+dotnet_naming_style.pascal_case.required_prefix =
+dotnet_naming_style.pascal_case.required_suffix =
+dotnet_naming_style.pascal_case.word_separator =
+dotnet_naming_style.pascal_case.capitalization = pascal_case

-dotnet_naming_style.private_snake_case.required_prefix = _
-dotnet_naming_style.private_snake_case.required_suffix =
-dotnet_naming_style.private_snake_case.word_separator = _
-dotnet_naming_style.private_snake_case.capitalization = all_lower
+dotnet_naming_style.camel_case.required_prefix =
+dotnet_naming_style.camel_case.required_suffix =
+dotnet_naming_style.camel_case.word_separator =
+dotnet_naming_style.camel_case.capitalization = camel_case

 dotnet_naming_style.user_types.required_prefix =
 dotnet_naming_style.user_types.required_suffix =
@@ -229,6 +235,10 @@ dotnet_naming_style.interface.required_suffix =
 dotnet_naming_style.interface.word_separator =
 dotnet_naming_style.interface.capitalization = pascal_case

+dotnet_naming_style.local.capitalization = camel_case
+
+dotnet_naming_style.parameter.capitalization = camel_case
+
 # rules
 dotnet_naming_rule.user_types.symbols = user_types
 dotnet_naming_rule.user_types.style = user_types
@@ -238,14 +248,18 @@ dotnet_naming_rule.interfaces.symbols = interface
 dotnet_naming_rule.interfaces.style = interface_style
 dotnet_naming_rule.interfaces.severity = suggestion

-dotnet_naming_rule.public_members_snake_case.symbols = public_symbols
-dotnet_naming_rule.public_members_snake_case.style = snake_case
-dotnet_naming_rule.public_members_snake_case.severity = suggestion
+dotnet_naming_rule.public_members.symbols = public_symbols
+dotnet_naming_rule.public_members.style = pascal_case
+dotnet_naming_rule.public_members.severity = suggestion

-dotnet_naming_rule.private_members_snake_case.symbols = private_symbols
-dotnet_naming_rule.private_members_snake_case.style = private_snake_case
-dotnet_naming_rule.private_members_snake_case.severity = suggestion
+dotnet_naming_rule.private_members.symbols = private_symbols
+dotnet_naming_rule.private_members.style = camel_case
+dotnet_naming_rule.private_members.severity = suggestion

-dotnet_naming_rule.parameters.symbols = parameters
-dotnet_naming_rule.parameters.style = snake_case
+dotnet_naming_rule.variables_are_camel_case.severity = suggestion
+dotnet_naming_rule.variables_are_camel_case.symbols = local_symbols
+dotnet_naming_rule.variables_are_camel_case.style = local
+
+dotnet_naming_rule.parameters.symbols = parameter_symbols
+dotnet_naming_rule.parameters.style = parameter
 dotnet_naming_rule.parameters.severity = suggestion
@@ -0,0 +1,4 @@
+*.cmd text=auto eol=crlf
+*.cs text=auto eol=crlf
+*.sh text=auto eol=lf
+*.py text=auto eol=lf
@@ -8,7 +8,9 @@ cmake-build-debug/
 .idea/
 .dir-locals.el
 *.pyc
-**.vscode
+**.vscode/*
+!.vscode/launch.json
+!.vscode/tasks.json
 .vs
 obj/
 *.csproj.user
@@ -54,6 +56,6 @@ trace_data/
 /src/Spark.Admin.WebApp/src/bin/
 **/CMakeDeps.cmake
 **/CMakeDeps_win.cmake
-**/.devcontainer
+.devcontainer/
 *.Generated.cs
 *.lst
@@ -1,6 +1,6 @@
 [submodule "externals"]
 	path = externals
-	url = git@bitbucket.org:bluetradesys/externals.git
+	url = https://bitbucket.org/bluetradesys/externals.git
 [submodule "vcpkg"]
 	path = vcpkg
 	url = https://github.com/microsoft/vcpkg.git
@@ -0,0 +1,369 @@
+{
+  "version": "0.2.0",
+  "configurations": [
+    {
+      "name": ".NET Core Attach",
+      "type": "coreclr",
+      "request": "attach"
+    },
+    {
+      "name": "Api Server",
+      "type": "coreclr",
+      "request": "launch",
+      "program": "",
+      "windows": {
+        "preLaunchTask": "Build Api Server (Debug)",
+        "program": "spark_api_server.exe",
+        "args": [
+          "run",
+        ],
+        "cwd": "build/Debug/bin/net7.0",
+      },
+      "linux": {
+        "preLaunchTask": "Build Api Server (Debug)",
+        "program": "spark_api_server",
+        "args": [
+          "run",
+        ],
+        "cwd": "build/Debug/bin/net7.0",
+      },
+      "env": {
+        "ASPNETCORE_ENVIRONMENT": "Development",
+      },
+      "stopAtEntry": false,
+      "console": "integratedTerminal"
+    },
+    {
+      "name": "Api Server (Skip Build)",
+      "type": "coreclr",
+      "request": "launch",
+      "program": "",
+      "windows": {
+        "program": "spark_api_server.exe",
+        "args": [
+          "run",
+        ],
+        "cwd": "build/Debug/bin/net7.0",
+      },
+      "linux": {
+        "program": "spark_api_server",
+        "args": [
+          "run",
+        ],
+        "cwd": "build/Debug/bin/net7.0",
+      },
+      "env": {
+        "ASPNETCORE_ENVIRONMENT": "Development",
+      },
+      "stopAtEntry": false,
+      "console": "integratedTerminal"
+    },
+    {
+      "name": "Bts.DataStreamWebApp.Server",
+      "type": "coreclr",
+      "request": "launch",
+      "preLaunchTask": "Build DataStream WebApp (Debug)",
+      "program": "${workspaceFolder}/build/Debug/bin/net7.0/Bts.DataStreamWebApp.Server.dll",
+      "cwd": "${workspaceFolder}/build/Debug/bin/net7.0",
+      "env": {
+        "ASPNETCORE_HTTP_PORT": "8080",
+        "ASPNETCORE_HTTPS_PORT": "8443",
+        "ASPNETCORE_ENVIRONMENT": "${input:dataStreamWebAppServerEnvironment}",
+        "ASPNETCORE_HOSTINGSTARTUPASSEMBLIES": "Microsoft.AspNetCore.SpaProxy",
+      }
+    },
+    {
+      "name": "Bts.DataStreamWebApp.Server (Skip Build)",
+      "type": "coreclr",
+      "request": "launch",
+      "program": "${workspaceFolder}/build/Debug/bin/net7.0/Bts.DataStreamWebApp.Server.dll",
+      "cwd": "${workspaceFolder}/build/Debug/bin/net7.0",
+      "env": {
+        "ASPNETCORE_HTTP_PORT": "8080",
+        "ASPNETCORE_HTTPS_PORT": "8443",
+        "ASPNETCORE_ENVIRONMENT": "${input:dataStreamWebAppServerEnvironment}",
+        "ASPNETCORE_HOSTINGSTARTUPASSEMBLIES": "Microsoft.AspNetCore.SpaProxy",
+      }
+    },
+    {
+      "name": "DataStreamPublisher",
+      "type": "coreclr",
+      "request": "launch",
+      "preLaunchTask": "Build DataStream (Debug)",
+      "program": "",
+      "linux": {
+        "program": "DataStreamPublisher",
+      },
+      "windows": {
+        "program": "DataStreamPublisher.exe",
+      },
+      "env": {
+        "DOTNET_ENVIRONMENT": "${input:dataStreamPublisherEnvironment}",
+      },
+      "cwd": "${workspaceFolder}/build/Debug/bin/net7.0",
+      "stopAtEntry": false,
+      "console": "integratedTerminal"
+    },
+    {
+      "name": "DataStreamPublisher (Skip Build)",
+      "type": "coreclr",
+      "request": "launch",
+      "program": "",
+      "linux": {
+        "program": "DataStreamPublisher",
+      },
+      "windows": {
+        "program": "DataStreamPublisher.exe",
+      },
+      "env": {
+        "DOTNET_ENVIRONMENT": "${input:dataStreamPublisherEnvironment}",
+      },
+      "cwd": "${workspaceFolder}/build/Debug/bin/net7.0",
+      "stopAtEntry": false,
+      "console": "integratedTerminal"
+    },
+    {
+      "name": "(gdb) Launch",
+      "type": "cppdbg",
+      "request": "launch",
+      "program": "/home/bts/spark/build/sparkd-debug-clang/server/sparkd",
+      "args": ["run"],
+      "stopAtEntry": false,
+      "cwd": "/home/bts/spark/build/sparkd-debug-clang/server",
+      "environment": [],
+      "externalConsole": false,
+      "MIMode": "gdb",
+    },
+    {
+      "name": "DataStreamQueryAnalyzer",
+      "type": "coreclr",
+      "request": "launch",
+      "preLaunchTask": "Build DataStreamQueryAnalyzer (Debug)",
+      "program": "",
+      "windows": {
+        "program": "DataStreamQueryAnalyzer.exe",
+        "args": [
+          "--config",
+          "${workspaceFolder}/src/DataStreamSuite/DataStreamQueryAnalyzer/Configurations/DataStreamQueryAnalyzer.json"
+        ],
+        "cwd": "build/Debug/bin/net7.0-windows",
+        "env": {
+          "PYTHON_EXE": "${workspaceFolder}/.venv/Scripts/python.exe"
+        },
+      },
+      "stopAtEntry": false,
+      "console": "integratedTerminal",
+    },
+    {
+      "name": "PubSubServer",
+      "type": "coreclr",
+      "request": "launch",
+      "preLaunchTask": "Build DataStream (Debug)",
+      "program": "",
+      "linux": {
+        "program": "PubSubServer",
+      },
+      "windows": {
+        "program": "PubSubServer.exe",
+      },
+      "cwd": "build/Debug/bin/net7.0",
+      "env": {
+        "DOTNET_ENVIRONMENT": "${input:pubSubServerEnvironment}",
+      },
+      "stopAtEntry": false,
+      "console": "integratedTerminal"
+    },
+    {
+      "name": "PubSubServer (Skip Build)",
+      "type": "coreclr",
+      "request": "launch",
+      "program": "",
+      "linux": {
+        "program": "PubSubServer",
+      },
+      "windows": {
+        "program": "PubSubServer.exe",
+      },
+      "cwd": "build/Debug/bin/net7.0",
+      "env": {
+        "DOTNET_ENVIRONMENT": "${input:pubSubServerEnvironment}",
+      },
+      "stopAtEntry": false,
+      "console": "integratedTerminal"
+    },
+    {
+      "name": "Spark",
+      "type": "coreclr",
+      "request": "launch",
+      "program": "",
+      "windows": {
+        "preLaunchTask": "Build Spark (Debug)",
+        "program": "Spark.exe",
+        "args": [
+          "--sparkd",
+          "http://127.0.0.1:8000/config"
+        ],
+        "cwd": "build/Debug/bin/net7.0-windows",
+      },
+      "stopAtEntry": false,
+      "console": "integratedTerminal"
+    },
+    {
+      "name": "Spark (Parameterized)",
+      "type": "coreclr",
+      "request": "launch",
+      "preLaunchTask": "Build Spark (Debug)",
+      "program": "",
+      "windows": {
+        "program": "Spark.exe",
+        "args": [
+          "--sparkd",
+          "${input:sparkConfigServer}"
+        ],
+        "cwd": "build/Debug/bin/net7.0-windows",
+      },
+      "stopAtEntry": false,
+      "console": "integratedTerminal"
+    },
+    {
+      "name": "Sparkd",
+      "type": "cppdbg",
+      "request": "launch",
+      "preLaunchTask": "Build Sparkd (Debug | Clang)",
+      "program": "",
+      "linux": {
+        "program": "${workspaceFolder}/build/sparkd-debug-clang/src/app_sparkd/sparkd",
+      },
+      "args": [
+        "run"
+      ],
+      "cwd": "${workspaceFolder}/build/sparkd-debug-clang/src/app_sparkd",
+      "stopAtEntry": false,
+      "externalConsole": false,
+      "MIMode": "gdb",
+      "setupCommands": [
+        {
+          "description": "Enable pretty-printing for gdb",
+          "text": "-enable-pretty-printing",
+          "ignoreFailures": true
+        },
+        {
+          "description": "Set Disassembly Flavor to Intel",
+          "text": "-gdb-set disassembly-flavor intel",
+          "ignoreFailures": true
+        }
+      ]
+    },
+    {
+      "name": "Sparkd (Skip Build)",
+      "type": "cppdbg",
+      "request": "launch",
+      "program": "",
+      "linux": {
+        "program": "${workspaceFolder}/build/sparkd-debug-clang/src/app_sparkd/sparkd",
+      },
+      "args": [
+        "run"
+      ],
+      "cwd": "${workspaceFolder}/build/sparkd-debug-clang/src/app_sparkd",
+      "stopAtEntry": false,
+      "externalConsole": false,
+      "MIMode": "gdb",
+      "setupCommands": [
+        {
+          "description": "Enable pretty-printing for gdb",
+          "text": "-enable-pretty-printing",
+          "ignoreFailures": true
+        },
+        {
+          "description": "Set Disassembly Flavor to Intel",
+          "text": "-gdb-set disassembly-flavor intel",
+          "ignoreFailures": true
+        }
+      ]
+    },
+    {
+      "name": "Sparkd Web (Skip Build)",
+      "type": "cppdbg",
+      "request": "launch",
+      "program": "",
+      "linux": {
+        "program": "${workspaceFolder}/build/sparkd-debug-clang/src/app_sparkd/sparkd",
+      },
+      "args": [
+        "web"
+      ],
+      "cwd": "${workspaceFolder}/build/sparkd-debug-clang/src/app_sparkd",
+      "stopAtEntry": false,
+      "externalConsole": false,
+      "MIMode": "gdb",
+      "setupCommands": [
+        {
+          "description": "Enable pretty-printing for gdb",
+          "text": "-enable-pretty-printing",
+          "ignoreFailures": true
+        },
+        {
+          "description": "Set Disassembly Flavor to Intel",
+          "text": "-gdb-set disassembly-flavor intel",
+          "ignoreFailures": true
+        }
+      ]
+    },
+  ],
+  "inputs": [
+    {
+      "id": "dataStreamPublisherEnvironment",
+      "type": "pickString",
+      "description": "Publisher Configuration",
+      "options": [
+        "Development",
+        "MarketData",
+        "Production",
+        "ProductionAws",
+        "Staging",
+      ],
+      "default": "MarketDataPublisher",
+    },
+    {
+      "id": "pubSubServerEnvironment",
+      "type": "pickString",
+      "description": "PubSub Configuration",
+      "options": [
+        "Development",
+        "EchoServer",
+        "Production",
+        "ProductionAws",
+        "Staging",
+      ],
+      "default": "Development",
+    },
+    {
+      "id": "dataStreamWebAppServerEnvironment",
+      "type": "pickString",
+      "description": "DataStream WebApp Environment",
+      "options": [
+        "Development",
+        "Production",
+        "ProductionAws",
+        "Staging",
+      ]
+    },
+    {
+      "id": "sparkConfigServer",
+      "type": "promptString",
+      "description": "Config Server URL",
+      "default": "http://localhost:8000/config",
+    },
+    {
+      "id": "isSparkApiEnabled",
+      "type": "pickString",
+      "description": "Enable Spark Api (connect to sparkd)",
+      "options": [
+        "True",
+        "False",
+      ],
+      "default": "True",
+    }
+  ]
+}
@@ -14,12 +14,17 @@ set(
  CACHE
  STRING
  "External dependencies root folder (should contain folders: lib, bin, include")
-set(SPARK_BIN "${EXTERNALS_ROOT}/bin")
-set(SPARK_INCLUDE "${EXTERNALS_ROOT}/include")
-set(SPARK_LIB "${EXTERNALS_ROOT}/lib/$<CONFIG>")
-set(BUILD_API_SERVER OFF CACHE BOOL "Build the api server")
+
+# SHARED_MEMORY_PREFIX serves as a kind of namespace so multiple applications
+# can run simultaneously without fighting over the same shm files (e.g., sparkd,
+# api server, etc.).
+set(SHARED_MEMORY_PREFIX "\${BTS_SHARED_MEMORY_PREFIX}" CACHE STRING "Prefix to use when creating shared memory files")
+set(EXTERNALS_BIN "${EXTERNALS_ROOT}/bin")
+set(EXTERNALS_INCLUDE "${EXTERNALS_ROOT}/include")
+set(EXTERNALS_LIB "${EXTERNALS_ROOT}/lib/$<CONFIG>")
 set(BUILD_DOCS OFF CACHE BOOL "Build documentation")
 set(BUILD_SDK OFF CACHE BOOL "Build the sdk")
+set(EXPORT_MD_CONSUMER OFF CACHE BOOL "Export (extern) C functions for MD consumer interop")
 if (WIN32)
  set(BUILD_SPARKD OFF CACHE BOOL "Build sparkd")
  set(BUILD_ADMIN_WEB_APP OFF CACHE BOOL "Build the Admin WebApp")
@@ -28,129 +33,85 @@ else()
  set(BUILD_ADMIN_WEB_APP ON CACHE BOOL "Build the Admin WebApp")
 endif()

-include_directories(BEFORE SYSTEM ${SPARK_INCLUDE} ${EXTERNALS_ROOT}/include/zlib)
-link_directories(${SPARK_LIB})
+add_compile_definitions(SHARED_MEMORY_PREFIX="${SHARED_MEMORY_PREFIX}")
+if(DEFINED APP_DATA_DIR)
+  add_compile_definitions(APP_DATA_DIR="${APP_DATA_DIR}")
+endif()
+add_compile_definitions(EXPORT_MD_CONSUMER="${EXPORT_MD_CONSUMER}")

-if(BUILD_API_SERVER)
-  add_compile_definitions(SPARK_ENABLE_API_SERVER)
+if(BUILD_SPARKD)
+  # Note: All macros that begin w/ 'CCAPI' are ccapi's macros (defined and/or
+  # read by their code). We override some below.
+  add_compile_definitions(SPARK_ENABLE_CCAPI)
+
+  # This allows us to override hardcoded exchange-urls with ones read from
+  # config (i.e., resolved at runtime rather than compile-time)
+  add_compile_definitions(CCAPI_EXPOSE_INTERNAL)
+
+  # Enable ccapi services
+  add_compile_definitions(CCAPI_ENABLE_SERVICE_MARKET_DATA)
+  add_compile_definitions(CCAPI_ENABLE_SERVICE_EXECUTION_MANAGEMENT)
+  # Enable ccapi exchanges
+  add_compile_definitions(CCAPI_ENABLE_EXCHANGE_BINANCE)
+  add_compile_definitions(CCAPI_ENABLE_EXCHANGE_BINANCE_COIN_FUTURES)
+  add_compile_definitions(CCAPI_ENABLE_EXCHANGE_BINANCE_US)
+  add_compile_definitions(CCAPI_ENABLE_EXCHANGE_BINANCE_USDS_FUTURES)
+  add_compile_definitions(CCAPI_ENABLE_EXCHANGE_COINBASE)
+  add_compile_definitions(CCAPI_ENABLE_EXCHANGE_DERIBIT)
+  add_compile_definitions(CCAPI_ENABLE_EXCHANGE_OKX)
+
+  set(CCAPI_LOG_LEVEL
+    "Warn"
+    CACHE STRING "<Fatal|Error|Warn|Info|Debug|Trace> Log level for ccapi")
+  string(TOUPPER "${CCAPI_LOG_LEVEL}" _ccapi_log_level_upper)
+  add_compile_definitions("CCAPI_ENABLE_LOG_${_ccapi_log_level_upper}")
+
+  # ** Binance **
+  add_compile_definitions(CCAPI_BINANCE_URL_REST_BASE="https://api.binance.com")
+  add_compile_definitions(BINANCE_INSTRUMENTS_PATH="/api/v3/exchangeInfo")
+  add_compile_definitions(BINANCE_PRICE_STATS_PATH="/api/v3/ticker/24hr")
+
+  # ** Binance US **
+  add_compile_definitions(BINANCE_US_INSTRUMENTS_PATH="/api/v3/exchangeInfo")
+  add_compile_definitions(BINANCE_US_PRICE_STATS_PATH="/api/v3/ticker/24hr")
+
+  # ** Binance USDS Futures **
+  add_compile_definitions(CCAPI_BINANCE_USDS_FUTURES_URL_REST_BASE="https://dapi.binance.com")
+  add_compile_definitions(BINANCE_USDS_FUTURES_INSTRUMENTS_PATH="/dapi/v1/exchangeInfo")
+  add_compile_definitions(BINANCE_USDS_FUTURES_PRICE_STATS_PATH="/dapi/v1/ticker/24hr")
+
+  # ** Deribit **
+  add_compile_definitions(DERIBIT_INSTRUMENT_PATH="/api/v2/public/get_instrument")
+  add_compile_definitions(DERIBIT_INSTRUMENTS_PATH="/api/v2/public/get_instruments")
+  add_compile_definitions(DERIBIT_COMBOS_PATH="/api/v2/public/get_combos")
+  add_compile_definitions(DERIBIT_TICKER_PATH="/api/v2/public/ticker")
+  add_compile_definitions(DERIBIT_CURRENCIES_METHOD="public/get_currencies")
+  add_compile_definitions(DERIBIT_INSTRUMENT_METHOD="public/get_instrument")
+  add_compile_definitions(DERIBIT_INSTRUMENTS_METHOD="public/get_instruments")
+  add_compile_definitions(DERIBIT_COMBO_DETAILS_METHOD="public/get_combo_details")
+  add_compile_definitions(DERIBIT_COMBOS_METHOD="public/get_combos")
+
+  # ** Okx **
+  add_compile_definitions(OKX_INSTRUMENTS_PATH="/api/v5/public/instruments")
+  add_compile_definitions(OKX_UNDERLYING_PATH="/api/v5/public/underlying")
 endif()

-if(WIN32)
-  add_compile_definitions(SHARED_MEMORY_PREFIX="spark")
-  add_compile_definitions(APP_DATA_DIR="\$\{APPDATA\}/bts/")
-  # subdirs
-  add_subdirectory(src/lib)
-else()
-  # make sparkd look for libspark.so in its directory
-  set(CMAKE_BUILD_WITH_INSTALL_RPATH TRUE)
-  set(CMAKE_INSTALL_RPATH ".")
-  set(CMAKE_INSTALL_PREFIX "${CMAKE_SOURCE_DIR}/install")
-  set(SPARK_INSTALL_PREFIX "${CMAKE_INSTALL_PREFIX}/$<CONFIG>")
-
-  if(BUILD_API_SERVER)
-    add_compile_definitions(APP_DATA_DIR="\$\{HOME\}/spark_api/")
-    add_compile_definitions(SHARED_MEMORY_PREFIX="spark_api")
-  elseif(BUILD_SPARKD)
-    add_compile_definitions(SHARED_MEMORY_PREFIX="sparkd")
-    add_compile_definitions(APP_DATA_DIR="\$\{HOME\}/sparkdata/")
-
-    # Note: All macros that begin w/ 'CCAPI' are ccapi's macros (defined and/or
-    # read by their code). We override some below.
-    add_compile_definitions(SPARK_ENABLE_CCAPI)
-
-    # This allows us to override hardcoded exchange-urls with ones read from
-    # config (i.e., resolved at runtime rather than compile-time)
-    add_compile_definitions(CCAPI_EXPOSE_INTERNAL)
-
-    # Enable ccapi services
-    add_compile_definitions(CCAPI_ENABLE_SERVICE_MARKET_DATA)
-    add_compile_definitions(CCAPI_ENABLE_SERVICE_EXECUTION_MANAGEMENT)
-    # Enable ccapi exchanges
-    add_compile_definitions(CCAPI_ENABLE_EXCHANGE_BINANCE)
-    add_compile_definitions(CCAPI_ENABLE_EXCHANGE_BINANCE_COIN_FUTURES)
-    add_compile_definitions(CCAPI_ENABLE_EXCHANGE_BINANCE_US)
-    add_compile_definitions(CCAPI_ENABLE_EXCHANGE_BINANCE_USDS_FUTURES)
-    add_compile_definitions(CCAPI_ENABLE_EXCHANGE_COINBASE)
-    add_compile_definitions(CCAPI_ENABLE_EXCHANGE_DERIBIT)
-    add_compile_definitions(CCAPI_ENABLE_EXCHANGE_OKX)
-
-    set(CCAPI_LOG_LEVEL
-      "Warn"
-      CACHE STRING "<Fatal|Error|Warn|Info|Debug|Trace> Log level for ccapi")
-    string(TOUPPER "${CCAPI_LOG_LEVEL}" _ccapi_log_level_upper)
-    add_compile_definitions("CCAPI_ENABLE_LOG_${_ccapi_log_level_upper}")
-
-    # ** Binance **
-    add_compile_definitions(CCAPI_BINANCE_URL_REST_BASE="https://api.binance.com")
-    add_compile_definitions(BINANCE_INSTRUMENTS_PATH="/api/v3/exchangeInfo")
-    add_compile_definitions(BINANCE_PRICE_STATS_PATH="/api/v3/ticker/24hr")
-
-    # ** Binance US **
-    add_compile_definitions(BINANCE_US_INSTRUMENTS_PATH="/api/v3/exchangeInfo")
-    add_compile_definitions(BINANCE_US_PRICE_STATS_PATH="/api/v3/ticker/24hr")
-
-    # ** Binance USDS Futures **
-    add_compile_definitions(CCAPI_BINANCE_USDS_FUTURES_URL_REST_BASE="https://dapi.binance.com")
-    add_compile_definitions(BINANCE_USDS_FUTURES_INSTRUMENTS_PATH="/dapi/v1/exchangeInfo")
-    add_compile_definitions(BINANCE_USDS_FUTURES_PRICE_STATS_PATH="/dapi/v1/ticker/24hr")
-
-    # ** Deribit **
-    add_compile_definitions(DERIBIT_INSTRUMENT_PATH="/api/v2/public/get_instrument")
-    add_compile_definitions(DERIBIT_INSTRUMENTS_PATH="/api/v2/public/get_instruments")
-    add_compile_definitions(DERIBIT_COMBOS_PATH="/api/v2/public/get_combos")
-    add_compile_definitions(DERIBIT_TICKER_PATH="/api/v2/public/ticker")
-    add_compile_definitions(DERIBIT_CURRENCIES_METHOD="public/get_currencies")
-    add_compile_definitions(DERIBIT_INSTRUMENT_METHOD="public/get_instrument")
-    add_compile_definitions(DERIBIT_INSTRUMENTS_METHOD="public/get_instruments")
-    add_compile_definitions(DERIBIT_COMBO_DETAILS_METHOD="public/get_combo_details")
-    add_compile_definitions(DERIBIT_COMBOS_METHOD="public/get_combos")
-
-    # ** Okx **
-    add_compile_definitions(OKX_INSTRUMENTS_PATH="/api/v5/public/instruments")
-    add_compile_definitions(OKX_UNDERLYING_PATH="/api/v5/public/underlying")
-  endif()
-
-  # subdirs
-  if (BUILD_SPARKD)
-    add_subdirectory(src/server/sparkd)
-    add_subdirectory(src/data_files)
-  endif()
-  add_subdirectory(src/lib)
-  if (BUILD_ADMIN_WEB_APP)
-    add_subdirectory(src/Spark.Admin.WebApp)
-  endif()
-  if(BUILD_DOCS)
-    add_subdirectory(doc/user)
-  endif()
-  if(BUILD_SDK)
-    add_subdirectory(src/sdk)
-  endif()
-
-  if(BUILD_SPARKD)
-    add_custom_command(
-      OUTPUT ${CMAKE_BINARY_DIR}/server
-      COMMAND mkdir -p ${CMAKE_BINARY_DIR}/server
-      COMMAND ln ARGS -sf ${CMAKE_BINARY_DIR}/src/server/sparkd/sparkd ${CMAKE_BINARY_DIR}/server
-      COMMAND ln ARGS -sf ${CMAKE_BINARY_DIR}/data_files ${CMAKE_BINARY_DIR}/server
-      COMMAND ln ARGS -sf ${CMAKE_BINARY_DIR}/src/lib/libspark.so ${CMAKE_BINARY_DIR}/server
-      COMMAND
-        ln ARGS -sf
-        ${EXTERNALS_ROOT}/lib/Release/libOnixS.IceImpactMulticastPriceFeedHandlerCpp.so.3.16.0.0
-        ${CMAKE_BINARY_DIR}/server
-      COMMAND ln ARGS -sf ${EXTERNALS_ROOT}/lib/Release/libACE-5.7.5.so ${CMAKE_BINARY_DIR}/server
-      COMMAND mkdir ARGS -p ${CMAKE_BINARY_DIR}/server/plugins
-      COMMENT "Creating server runtime layout"
-      DEPENDS sparkd data_files_dir)
-
-    add_custom_target(server_layout ALL DEPENDS ${CMAKE_BINARY_DIR}/server)
-
-    install(
-      DIRECTORY "${CMAKE_BINARY_DIR}/server/plugins"
-      DESTINATION "${SPARK_INSTALL_PREFIX}/bin")
-    install(
-      FILES
-      "${SPARK_LIB}/libACE-5.7.5.so"
-      "${SPARK_LIB}/libOnixS.IceImpactMulticastPriceFeedHandlerCpp.so.3.16.0.0"
-      DESTINATION "${SPARK_INSTALL_PREFIX}/bin")
-  endif()
+# subdirs
+add_subdirectory(src/lib_system)
+add_subdirectory(src/lib_domain)
+add_subdirectory(src/lib_http)
+if (BUILD_SPARKD)
+  add_subdirectory(src/lib_python_md)
+  add_subdirectory(src/app_sparkd)
+  add_subdirectory(src/data_files)
+endif()
+add_subdirectory(src/lib_spark)
+if (BUILD_ADMIN_WEB_APP)
+  add_subdirectory(src/Spark.Admin.WebApp)
+endif()
+if(BUILD_DOCS)
+  add_subdirectory(doc/user)
+endif()
+if(BUILD_SDK)
+  add_subdirectory(src/sdk)
 endif()
@@ -15,7 +15,7 @@
        "rhs": "Windows"
      },
      "generator": "Visual Studio 17 2022",
-      "binaryDir": "${sourceDir}/build",
+      "binaryDir": "${sourceDir}/build/${presetName}",
      "environment": {
        "SPARK_CMAKE_CXX_FLAGS": "/MP /WX /wd4250 /wd4251 /wd4244 /wd4267 /wd4355 /wd4275 /wd4345 /bigobj /EHsc /DCURL_STATICLIB /D_WINSOCK_DEPRECATED_NO_WARNINGS /D__TBB_NO_IMPLICIT_LINKAGE /DBOOST_ALL_NO_LIB /std:c++20 /D_SCL_SECURE_NO_WARNINGS /D_CRT_SECURE_NO_WARNINGS /D_WIN32_WINNT=0x0600"
      },
@@ -28,9 +28,12 @@
        "CMAKE_SHARED_LINKER_FLAGS_RELEASE": "/OPT:REF /OPT:ICF /LTCG",
        "CMAKE_TOOLCHAIN_FILE": "${sourceDir}/vcpkg/scripts/buildsystems/vcpkg.cmake",
        "EXTERNALS_ROOT": "${sourceDir}/externals/windows",
-        "CONFIG_DEFAULTS_PATH": "config/profiles/default/*.conf",
-        "DOTNET_BINARY_DIR": "${sourceDir}/build/$<CONFIG>/bin/net7.0",
-        "DOTNET_WINDOWS_BINARY_DIR": "${sourceDir}/build/$<CONFIG>/bin/net7.0-windows"
+        "CONFIG_DEFAULTS_PATH": "spark/config/profiles/default/*.conf",
+        "DOTNET_BINARY_DIR": "${sourceDir}/build/$<CONFIG>/bin/net7.0;${sourceDir}/build/$<CONFIG>/bin/net7.0-windows",
+        "EXPORT_MD_CONSUMER": {
+          "type": "BOOL",
+          "value": "ON"
+        }
      }
    },

@@ -46,14 +49,11 @@
      "binaryDir": "${sourceDir}/build/${presetName}",
      "cacheVariables": {
        "platform": "",
-        "CMAKE_BUILD_WITH_INSTALL_RPATH": {
-          "type": "BOOL",
-          "value": "ON"
-        },
        "CMAKE_CXX_STANDARD": "20",
-        "CMAKE_INSTALL_RPATH": ".",
-        "CMAKE_INSTALL_PREFIX": "${sourceDir}/install/${presetName}/sparkd",
+        "CMAKE_INSTALL_PREFIX": "${sourceDir}/install/${presetName}",
+        "CMAKE_PREFIX_PATH": "${sourceDir}/cmake/;${sourceDir}/.venv/lib/python3.10/site-packages/pybind11/share/cmake/pybind11",
        "CMAKE_EXE_LINKER_FLAGS": "-Wno-undef",
+        "CMAKE_TOOLCHAIN_FILE": "${sourceDir}/vcpkg/scripts/buildsystems/vcpkg.cmake",
        "EXTERNALS_ROOT": "${sourceDir}/externals/linux",
        "BUILD_SDK": {
          "type": "BOOL",
@@ -77,7 +77,7 @@
          "value": "ON"
        },
        "CCAPI_LOG_LEVEL": "Info",
-        "CONFIG_DEFAULTS_PATH": "config/profiles/md_dev/*.conf;config/profiles/default/*.conf"
+        "CONFIG_DEFAULTS_PATH": "spark/config/profiles/md_dev/*.conf;spark/config/profiles/default/*.conf"
      }
    },

@@ -88,105 +88,74 @@
      "cacheVariables": {
        "CMAKE_BUILD_TYPE": "Release",
        "CCAPI_LOG_LEVEL": "Warn",
-        "CONFIG_DEFAULTS_PATH": "config/profiles/md_prod/*.conf;config/profiles/default/*.conf"
+        "CONFIG_DEFAULTS_PATH": "spark/config/profiles/md_prod/*.conf;spark/config/profiles/default/*.conf"
      }
    },

    {
      "name": "sparkd-debug-clang",
      "inherits": "sparkd-debug",
-      "displayName": "Debug (clang)",
+      "displayName": "Sparkd (Debug | Clang)",
      "description": "Debug build compiled w/ clang",
-      "binaryDir": "${sourceDir}/build/clang/debug",
      "cacheVariables": {
        "CMAKE_C_COMPILER": "clang",
        "CMAKE_CXX_COMPILER": "clang++",
-        "CMAKE_CXX_FLAGS_DEBUG": "-g -fPIC -Wall -pedantic -Wextra -Werror -Wno-missing-braces -Wno-ignored-qualifiers --std=c++20 -fdiagnostics-color -DDEBUG",
-        "CMAKE_INSTALL_PREFIX": "${sourceDir}/install/clang/debug/sparkd"
+        "CMAKE_CXX_FLAGS_DEBUG": "-g -fPIC -Wall -pedantic -Wextra -Werror -Wno-missing-braces -Wno-ignored-qualifiers --std=c++20 -fdiagnostics-color -DDEBUG"
      }
    },

    {
      "name": "sparkd-debug-gcc",
      "inherits": "sparkd-debug",
-      "displayName": "Debug (gcc)",
+      "displayName": "Sparkd (Debug | Gcc)",
      "description": "Debug build compiled w/ gcc",
-      "binaryDir": "${sourceDir}/build/gcc/debug",
      "cacheVariables": {
        "CMAKE_C_COMPILER": "gcc",
        "CMAKE_CXX_COMPILER": "g++",
-        "CMAKE_CXX_FLAGS_DEBUG": "-g -fPIC -Wall -pedantic -Wextra -Werror -Wno-missing-braces -Wno-ignored-qualifiers --std=c++20 -fdiagnostics-color -Wno-stringop-overread -DDEBUG",
-        "CMAKE_INSTALL_PREFIX": "${sourceDir}/install/gcc/debug/sparkd"
+        "CMAKE_CXX_FLAGS_DEBUG": "-g -fPIC -Wall -pedantic -Wextra -Werror -Wno-missing-braces -Wno-ignored-qualifiers --std=c++20 -fdiagnostics-color -Wno-stringop-overread -DDEBUG"
      }
    },

    {
      "name": "sparkd-release-clang",
      "inherits": "sparkd-release",
-      "displayName": "Release (clang)",
+      "displayName": "Sparkd (Release | Clang)",
      "description": "Release build compiled w/ clang",
-      "binaryDir": "${sourceDir}/build/clang/release",
      "cacheVariables": {
        "CMAKE_C_COMPILER": "clang",
        "CMAKE_CXX_COMPILER": "clang++",
-        "CMAKE_CXX_FLAGS_RELEASE": "-fPIC -Wall -pedantic -Wextra -Werror -Wno-missing-braces -Wno-ignored-qualifiers --std=c++20 -fdiagnostics-color -fno-omit-frame-pointer -DNDEBUG -O3",
-        "CMAKE_INSTALL_PREFIX": "${sourceDir}/install/clang/release/sparkd"
+        "CMAKE_CXX_FLAGS_RELEASE": "-fPIC -Wall -pedantic -Wextra -Werror -Wno-missing-braces -Wno-ignored-qualifiers --std=c++20 -fdiagnostics-color -fno-omit-frame-pointer -DNDEBUG -O3"
      }
    },

    {
      "name": "sparkd-release-gcc",
      "inherits": "sparkd-release",
-      "displayName": "Release (gcc)",
+      "displayName": "Sparkd (Release | Gcc)",
      "description": "Release build compiled w/ gcc",
-      "binaryDir": "${sourceDir}/build/gcc/release",
      "cacheVariables": {
        "CMAKE_C_COMPILER": "gcc",
        "CMAKE_CXX_COMPILER": "g++",
-        "CMAKE_CXX_FLAGS_RELEASE": "-fPIC -Wall -pedantic -Wextra -Werror -Wno-missing-braces -Wno-ignored-qualifiers --std=c++20 -fdiagnostics-color -Wno-stringop-overread -Wno-maybe-uninitialized -fno-omit-frame-pointer -DNDEBUG -O3",
-        "CMAKE_INSTALL_PREFIX": "${sourceDir}/install/gcc/release/sparkd"
-      }
-    },
-
-    {
-      "name": "spark-api-server-base",
-      "hidden": true,
-      "binaryDir": "${sourceDir}/build/${presetName}",
-      "cacheVariables": {
-        "BUILD_API_SERVER": {
-          "type": "bool",
-          "value": "ON"
-        },
-        "CONFIG_DEFAULTS_PATH": "config/profiles/md_dev/*.conf;config/profiles/default/*.conf"
+        "CMAKE_CXX_FLAGS_RELEASE": "-fPIC -Wall -pedantic -Wextra -Werror -Wno-missing-braces -Wno-ignored-qualifiers -Wno-stringop-overflow --std=c++20 -fdiagnostics-color -Wno-stringop-overread -Wno-maybe-uninitialized -fno-omit-frame-pointer -DNDEBUG -O3"
      }
    },

    {
      "name": "spark-api-server-windows",
      "inherits": "spark",
-      "displayName": "Spark Api Server",
-      "cacheVariables": {
-        "BUILD_API_SERVER": {
-          "type": "bool",
-          "value": "ON"
-        }
-      }
+      "displayName": "Spark Api Server (Windows)"
    },

    {
      "name": "spark-api-server-linux",
      "inherits": "sparkd",
-      "displayName": "Spark Api Server",
+      "displayName": "Spark Api Server (Linux)",
      "generator": "Ninja Multi-Config",
      "cacheVariables": {
        "BUILD_ADMIN_WEB_APP": {
          "type": "BOOL",
          "value": "OFF"
        },
-        "BUILD_API_SERVER": {
-          "type": "bool",
-          "value": "ON"
-        },
        "BUILD_SPARKD": {
          "type": "BOOL",
          "value": "OFF"
@@ -195,9 +164,16 @@
        "CMAKE_CXX_COMPILER": "clang++",
        "CMAKE_CXX_FLAGS_DEBUG": "-g -fPIC -Wall -pedantic -Wextra -Werror -Wno-missing-braces -Wno-ignored-qualifiers --std=c++20 -fdiagnostics-color -DDEBUG",
        "CMAKE_CXX_FLAGS_RELEASE": "-fPIC -Wall -pedantic -Wextra -Werror -Wno-missing-braces -Wno-ignored-qualifiers --std=c++20 -fdiagnostics-color -fno-omit-frame-pointer -DNDEBUG -O3",
-        "CMAKE_INSTALL_PREFIX": "${sourceDir}/install/${presetName}",
-        "CONFIG_DEFAULTS_PATH": "config/profiles/default/*.conf",
-        "DOTNET_BINARY_DIR": "${sourceDir}/build/$<CONFIG>/bin/net7.0"
+        "CMAKE_EXPORT_COMPILE_COMMANDS": {
+          "type": "BOOL",
+          "value": "ON"
+        },
+        "CONFIG_DEFAULTS_PATH": "spark/config/profiles/default/*.conf",
+        "DOTNET_BINARY_DIR": "${sourceDir}/build/$<CONFIG>/bin/net7.0",
+        "EXPORT_MD_CONSUMER": {
+          "type": "BOOL",
+          "value": "ON"
+        }
      }
    },

@@ -220,13 +196,56 @@
    },

    {
-      "name": "data-stream-suite",
+      "name": "data-stream-suite-windows",
+      "condition": {
+        "type": "equals",
+        "lhs": "${hostSystemName}",
+        "rhs": "Windows"
+      },
      "inherits": "spark",
-      "displayName": "Data Stream Suite",
+      "displayName": "Data Stream Suite (Windows)",
      "description": "Data Stream utils ported over from Edge",
      "binaryDir": "${sourceDir}/build/${presetName}",
      "cacheVariables": {
-        "CONFIG_DEFAULTS_PATH": "config/profiles/default/*.conf;config/profiles/data_stream/*.conf"
+        "CONFIG_DEFAULTS_PATH": "spark/config/profiles/default/*.conf;spark/config/profiles/data_stream/*.conf",
+        "DOTNET_BINARY_DIR": "${sourceDir}/build/$<CONFIG>/bin/net7.0;${sourceDir}/build/$<CONFIG>/bin/net7.0-windows"
+      }
+    },
+
+    {
+      "name": "data-stream-suite-linux",
+      "displayName": "Data Stream Suite (Linux)",
+      "description": "Data Stream utils ported over from Edge",
+      "condition": {
+        "type": "equals",
+        "lhs": "${hostSystemName}",
+        "rhs": "Linux"
+      },
+      "inherits": "sparkd",
+      "generator": "Ninja Multi-Config",
+      "cacheVariables": {
+        "BUILD_ADMIN_WEB_APP": {
+          "type": "BOOL",
+          "value": "OFF"
+        },
+        "BUILD_SDK": {
+          "type": "BOOL",
+          "value": "OFF"
+        },
+        "BUILD_SPARKD": {
+          "type": "BOOL",
+          "value": "OFF"
+        },
+        "CMAKE_C_COMPILER": "clang",
+        "CMAKE_CXX_COMPILER": "clang++",
+        "CMAKE_CXX_FLAGS_DEBUG": "-g -fPIC -Wall -pedantic -Wextra -Werror -Wno-missing-braces -Wno-ignored-qualifiers --std=c++20 -fdiagnostics-color -DDEBUG",
+        "CMAKE_CXX_FLAGS_RELEASE": "-fPIC -Wall -pedantic -Wextra -Werror -Wno-missing-braces -Wno-ignored-qualifiers --std=c++20 -fdiagnostics-color -fno-omit-frame-pointer -DNDEBUG -O3",
+        "CONFIG_DEFAULTS_PATH": "spark/config/profiles/default/*.conf;spark/config/profiles/data_stream/*.conf",
+        "DOTNET_BINARY_DIR": "${sourceDir}/build/$<CONFIG>/bin/net7.0;${sourceDir}/build/$<CONFIG>/bin/net8.0",
+        "EXPORT_MD_CONSUMER": {
+          "type": "BOOL",
+          "value": "ON"
+        }
      }
    }
  ],
@@ -244,7 +263,7 @@

    {
      "name": "spark-debug",
-      "displayName": "Debug",
+      "displayName": "Spark (Debug)",
      "inherits": "spark",
      "configurePreset": "spark",
      "configuration": "Debug"
@@ -252,7 +271,7 @@

    {
      "name": "spark-release",
-      "displayName": "Release",
+      "displayName": "Spark (Release)",
      "inherits": "spark",
      "configurePreset": "spark",
      "configuration": "Release"
@@ -265,43 +284,42 @@
        "lhs": "${hostSystemName}",
        "rhs": "Linux"
      },
-      "hidden": true,
-      "targets": [
-        "data_files_dir",
-        "admin_web_app_bundle",
-        "install",
-        "libspark",
-        "rapidjson_project",
-        "server_layout",
-        "sparkd"
-      ]
+      "hidden": true
    },

    {
      "name": "sparkd-debug-clang",
      "configurePreset": "sparkd-debug-clang",
-      "displayName": "Debug (clang)",
+      "displayName": "Sparkd (Debug | Clang)",
      "inherits": "sparkd"
    },

+    {
+      "name": "sparkd-debug-clang-j6",
+      "configurePreset": "sparkd-debug-clang",
+      "displayName": "Sparkd (Debug | Clang | jobs=6)",
+      "inherits": "sparkd",
+      "jobs": 6
+    },
+
    {
      "name": "sparkd-debug-gcc",
      "configurePreset": "sparkd-debug-gcc",
-      "displayName": "Debug (gcc)",
+      "displayName": "Sparkd (Debug | Gcc)",
      "inherits": "sparkd"
    },

    {
      "name": "sparkd-release-clang",
      "configurePreset": "sparkd-release-clang",
-      "displayName": "Release (clang)",
+      "displayName": "Sparkd (Release | Clang)",
      "inherits": "sparkd"
    },

    {
      "name": "sparkd-release-gcc",
      "configurePreset": "sparkd-release-gcc",
-      "displayName": "Release (gcc)",
+      "displayName": "Sparkd (Release | Gcc)",
      "inherits": "sparkd"
    },

@@ -318,14 +336,14 @@

    {
      "name": "spark-api-server-windows-debug",
-      "displayName": "Spark Api Server (Debug)",
+      "displayName": "Spark Api Server (Windows | Debug)",
      "inherits": "spark-api-server-windows",
      "configuration": "Debug"
    },

    {
      "name": "spark-api-server-windows-release",
-      "displayName": "Spark Api Server (Debug)",
+      "displayName": "Spark Api Server (Windows | Release)",
      "inherits": "spark-api-server-windows",
      "configuration": "Release"
    },
@@ -344,14 +362,14 @@
    {
      "name": "spark-api-server-linux-debug",
      "inherits": "spark-api-server-linux",
-      "displayName": "Spark Api Server (Debug)",
+      "displayName": "Spark Api Server (Linux | Debug)",
      "configuration": "Debug"
    },

    {
      "name": "spark-api-server-linux-release",
      "inherits": "spark-api-server-linux",
-      "displayName": "Spark Api Server (Release)",
+      "displayName": "Spark Api Server (Linux | Release)",
      "configuration": "Release"
    },

@@ -371,16 +389,30 @@
    },

    {
-      "name": "data-stream-suite-debug",
-      "displayName": "DataStreamSuite (Debug)",
-      "configurePreset": "data-stream-suite",
+      "name": "data-stream-suite-windows-debug",
+      "displayName": "Data Stream Suite (Windows | Debug)",
+      "configurePreset": "data-stream-suite-windows",
      "configuration": "Debug"
    },

    {
-      "name": "data-stream-suite-release",
-      "displayName": "DataStreamSuite (Release)",
-      "configurePreset": "data-stream-suite",
+      "name": "data-stream-suite-windows-release",
+      "displayName": "Data Stream Suite (Windows | Release)",
+      "configurePreset": "data-stream-suite-windows",
+      "configuration": "Release"
+    },
+
+    {
+      "name": "data-stream-suite-linux-debug",
+      "displayName": "Data Stream Suite (Linux | Debug)",
+      "configurePreset": "data-stream-suite-linux",
+      "configuration": "Debug"
+    },
+
+    {
+      "name": "data-stream-suite-linux-release",
+      "displayName": "Data Stream Suite (Linux | Release)",
+      "configurePreset": "data-stream-suite-linux",
      "configuration": "Release"
    }
  ]
@@ -14,6 +14,16 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "spark_test", "src\client\sp
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Spark.Console", "src\client\Spark.Console\Spark.Console.csproj", "{89D666E6-B500-498F-B026-4D167F68ADFC}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Bts.Net", "src\DataStreamSuite\Bts.Net\Bts.Net.csproj", "{CCDCB00A-CABF-4D82-8A5F-33EEC8ACE51D}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "DataStreamCore", "src\DataStreamSuite\DataStreamCore\DataStreamCore.csproj", "{CB62D5D2-3495-4488-BFBC-7C7A3725A1EE}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "DataStream", "src\DataStreamSuite\DataStream\DataStream.csproj", "{05995ED5-650A-4955-9DFC-3242B737E77A}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SharedStreams", "src\DataStreamSuite\SharedStreams\SharedStreams.csproj", "{A8B861DE-E098-4291-98EE-76AA0F5F5A7B}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "PubSub", "src\DataStreamSuite\PubSub\PubSub.csproj", "{EFA9F78D-083E-457A-BABB-9386C88C32C0}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|x64 = Debug|x64
@@ -70,6 +80,46 @@ Global
 		{89D666E6-B500-498F-B026-4D167F68ADFC}.Release|x64.Build.0 = Release|x64
 		{89D666E6-B500-498F-B026-4D167F68ADFC}.RelWithDebInfo|x64.ActiveCfg = Debug|x64
 		{89D666E6-B500-498F-B026-4D167F68ADFC}.RelWithDebInfo|x64.Build.0 = Debug|x64
+		{CCDCB00A-CABF-4D82-8A5F-33EEC8ACE51D}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{CCDCB00A-CABF-4D82-8A5F-33EEC8ACE51D}.Debug|x64.Build.0 = Debug|Any CPU
+		{CCDCB00A-CABF-4D82-8A5F-33EEC8ACE51D}.MinSizeRel|x64.ActiveCfg = Debug|Any CPU
+		{CCDCB00A-CABF-4D82-8A5F-33EEC8ACE51D}.MinSizeRel|x64.Build.0 = Debug|Any CPU
+		{CCDCB00A-CABF-4D82-8A5F-33EEC8ACE51D}.Release|x64.ActiveCfg = Release|Any CPU
+		{CCDCB00A-CABF-4D82-8A5F-33EEC8ACE51D}.Release|x64.Build.0 = Release|Any CPU
+		{CCDCB00A-CABF-4D82-8A5F-33EEC8ACE51D}.RelWithDebInfo|x64.ActiveCfg = Debug|Any CPU
+		{CCDCB00A-CABF-4D82-8A5F-33EEC8ACE51D}.RelWithDebInfo|x64.Build.0 = Debug|Any CPU
+		{CB62D5D2-3495-4488-BFBC-7C7A3725A1EE}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{CB62D5D2-3495-4488-BFBC-7C7A3725A1EE}.Debug|x64.Build.0 = Debug|Any CPU
+		{CB62D5D2-3495-4488-BFBC-7C7A3725A1EE}.MinSizeRel|x64.ActiveCfg = Debug|Any CPU
+		{CB62D5D2-3495-4488-BFBC-7C7A3725A1EE}.MinSizeRel|x64.Build.0 = Debug|Any CPU
+		{CB62D5D2-3495-4488-BFBC-7C7A3725A1EE}.Release|x64.ActiveCfg = Release|Any CPU
+		{CB62D5D2-3495-4488-BFBC-7C7A3725A1EE}.Release|x64.Build.0 = Release|Any CPU
+		{CB62D5D2-3495-4488-BFBC-7C7A3725A1EE}.RelWithDebInfo|x64.ActiveCfg = Debug|Any CPU
+		{CB62D5D2-3495-4488-BFBC-7C7A3725A1EE}.RelWithDebInfo|x64.Build.0 = Debug|Any CPU
+		{05995ED5-650A-4955-9DFC-3242B737E77A}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{05995ED5-650A-4955-9DFC-3242B737E77A}.Debug|x64.Build.0 = Debug|Any CPU
+		{05995ED5-650A-4955-9DFC-3242B737E77A}.MinSizeRel|x64.ActiveCfg = Debug|Any CPU
+		{05995ED5-650A-4955-9DFC-3242B737E77A}.MinSizeRel|x64.Build.0 = Debug|Any CPU
+		{05995ED5-650A-4955-9DFC-3242B737E77A}.Release|x64.ActiveCfg = Release|Any CPU
+		{05995ED5-650A-4955-9DFC-3242B737E77A}.Release|x64.Build.0 = Release|Any CPU
+		{05995ED5-650A-4955-9DFC-3242B737E77A}.RelWithDebInfo|x64.ActiveCfg = Debug|Any CPU
+		{05995ED5-650A-4955-9DFC-3242B737E77A}.RelWithDebInfo|x64.Build.0 = Debug|Any CPU
+		{A8B861DE-E098-4291-98EE-76AA0F5F5A7B}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{A8B861DE-E098-4291-98EE-76AA0F5F5A7B}.Debug|x64.Build.0 = Debug|Any CPU
+		{A8B861DE-E098-4291-98EE-76AA0F5F5A7B}.MinSizeRel|x64.ActiveCfg = Debug|Any CPU
+		{A8B861DE-E098-4291-98EE-76AA0F5F5A7B}.MinSizeRel|x64.Build.0 = Debug|Any CPU
+		{A8B861DE-E098-4291-98EE-76AA0F5F5A7B}.Release|x64.ActiveCfg = Release|Any CPU
+		{A8B861DE-E098-4291-98EE-76AA0F5F5A7B}.Release|x64.Build.0 = Release|Any CPU
+		{A8B861DE-E098-4291-98EE-76AA0F5F5A7B}.RelWithDebInfo|x64.ActiveCfg = Debug|Any CPU
+		{A8B861DE-E098-4291-98EE-76AA0F5F5A7B}.RelWithDebInfo|x64.Build.0 = Debug|Any CPU
+		{EFA9F78D-083E-457A-BABB-9386C88C32C0}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{EFA9F78D-083E-457A-BABB-9386C88C32C0}.Debug|x64.Build.0 = Debug|Any CPU
+		{EFA9F78D-083E-457A-BABB-9386C88C32C0}.MinSizeRel|x64.ActiveCfg = Debug|Any CPU
+		{EFA9F78D-083E-457A-BABB-9386C88C32C0}.MinSizeRel|x64.Build.0 = Debug|Any CPU
+		{EFA9F78D-083E-457A-BABB-9386C88C32C0}.Release|x64.ActiveCfg = Release|Any CPU
+		{EFA9F78D-083E-457A-BABB-9386C88C32C0}.Release|x64.Build.0 = Release|Any CPU
+		{EFA9F78D-083E-457A-BABB-9386C88C32C0}.RelWithDebInfo|x64.ActiveCfg = Debug|Any CPU
+		{EFA9F78D-083E-457A-BABB-9386C88C32C0}.RelWithDebInfo|x64.Build.0 = Debug|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -0,0 +1,7 @@
+include_guard(GLOBAL)
+
+macro(export_to_parent)
+  foreach(var IN ITEMS ${ARGN})
+    set(${var} ${${var}} PARENT_SCOPE)
+  endforeach()
+endmacro()
@@ -0,0 +1,142 @@
+include_guard(DIRECTORY)
+include(${CMAKE_SOURCE_DIR}/cmake/ExportToParent.cmake)
+include(${CMAKE_SOURCE_DIR}/cmake/InstallBasic.cmake)
+include(${CMAKE_SOURCE_DIR}/cmake/ProtobufGenerateCpp.cmake)
+include(${CMAKE_SOURCE_DIR}/cmake/SetFirstDefined.cmake)
+include(${CMAKE_SOURCE_DIR}/cmake/safe_dep_glob.cmake)
+
+function(init_library)
+  set(_options SHARED STATIC)
+  set(_one_value_args
+    NAME
+    SOURCE_DIR
+    INCLUDE_DIR
+  )
+  set(_multi_value_args)
+  cmake_parse_arguments(_ARGS "${_options}" "${_one_value_args}" "${_multi_value_args}" ${ARGN})
+  if (_ARGS_SHARED AND _ARGS_STATIC)
+    message(FATAL_ERROR "Invalid args passed to init_library: cannot specify STATIC and SHARED")
+  endif()
+  set_first_defined(_name _ARGS_NAME PROJECT_NAME)
+  set_first_defined(_source_dir _ARGS_SOURCE_DIR _name)
+  set_first_defined(_include_dir _ARGS_INCLUDE_DIR _source_dir)
+
+  # Cpp sources
+  file(
+    GLOB_RECURSE ${_name}_SOURCES
+    RELATIVE ${CMAKE_CURRENT_SOURCE_DIR}
+    ${_source_dir}/*.cpp
+  )
+  # Note: cpp files inside 'tests' dir(s) are considered tests.
+  # Remove tests from main sources, and add them to test sources
+  foreach(item ${${_name}_SOURCES})
+    if(${item} MATCHES "tests/.*\.cpp$")
+      list(APPEND ${_name}_TEST_SOURCES ${item})
+    endif()
+  endforeach()
+  foreach(item ${${_name}_TEST_SOURCES})
+    list(REMOVE_ITEM ${_name}_SOURCES ${item})
+  endforeach()
+
+  # Proto sources 
+  file(
+    GLOB_RECURSE ${_name}_PROTO_SOURCES
+    RELATIVE ${CMAKE_CURRENT_SOURCE_DIR}
+    ${_source_dir}/protobufs/*.proto
+  )
+  update_deps_file("${${_name}_PROTO_SOURCES};")
+  protobuf_generate_cpp(
+    CXX_SOURCES ${_name}_CXX_PROTO_SOURCES
+    CXX_HEADERS ${_name}_CXX_PROTO_HEADERS
+    CXX_OUT_DIR ${CMAKE_CURRENT_BINARY_DIR}
+    PROTO_INCLUDE_DIRS
+      ${EXTERNALS_INCLUDE}
+      ${CMAKE_CURRENT_SOURCE_DIR}
+    PROTO_SOURCES
+      ${${_name}_PROTO_SOURCES}
+  )
+
+  export_to_parent(
+    ${_name}_SOURCES
+    ${_name}_TEST_SOURCES
+    ${_name}_PROTO_SOURCES
+    ${_name}_CXX_PROTO_SOURCES
+    ${_name}_CXX_PROTO_HEADERS
+  )
+
+  # Add main lib
+  if (_ARGS_STATIC)
+    add_library(${_name} STATIC ${${_name}_SOURCES} ${${_name}_CXX_PROTO_SOURCES})
+  elseif(_ARGS_SHARED)
+    add_library(${_name} SHARED ${${_name}_SOURCES} ${${_name}_CXX_PROTO_SOURCES})
+  else()
+    add_library(${_name} ${${_name}_SOURCES} ${${_name}_CXX_PROTO_SOURCES})
+  endif()
+  target_include_directories(
+    ${_name}
+    SYSTEM
+    BEFORE
+    PUBLIC
+      $<BUILD_INTERFACE:${EXTERNALS_ROOT}/include>
+      $<BUILD_INTERFACE:${EXTERNALS_ROOT}/include/zlib>
+  )
+  target_include_directories(
+    ${_name}
+    PUBLIC
+      $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}>
+      $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
+  )
+  # Include protos (if any)
+  if (${_name}_PROTO_SOURCES)
+    target_include_directories(
+      ${_name}
+      PUBLIC
+        $<BUILD_INTERFACE:${CMAKE_CURRENT_BINARY_DIR}>
+    )
+  endif()
+  target_link_directories(
+    ${_name}
+    PUBLIC
+      $<BUILD_INTERFACE:${CMAKE_CURRENT_BINARY_DIR}>
+      $<BUILD_INTERFACE:${EXTERNALS_ROOT}/lib/$<CONFIG>>
+      $<INSTALL_INTERFACE:${CMAKE_INSTALL_LIBDIR}>
+  )
+  # Install main lib
+  foreach(_hdr ${${_name}_CXX_PROTO_HEADERS})
+    file(RELATIVE_PATH _relative_path ${CMAKE_CURRENT_BINARY_DIR} ${_hdr})
+    install(FILES ${_hdr} DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/${_relative_path})
+  endforeach()
+  install_basic(
+    NAME ${_name}
+    INCLUDE_DIR ${_include_dir}
+  )
+
+  # Add tests executable (if there are any)
+  if (${_name}_TEST_SOURCES)
+    add_executable(${_name}-tests ${${_name}_TEST_SOURCES})
+
+    get_target_property(_lib_type ${_name} TYPE)
+    if (_lib_type STREQUAL "SHARED_LIBRARY")
+      # Set RPATH so the tests exe knows where to find the shared lib.
+      set_target_properties(
+        ${_name}-tests
+        PROPERTIES
+          BUILD_RPATH "$ORIGIN"
+          INSTALL_RPATH "$ORIGIN/../${CMAKE_INSTALL_LIBDIR}"
+      )
+    endif()
+
+    # Link main lib
+    target_link_directories(
+      ${_name}-tests
+      PRIVATE
+        $<BUILD_INTERFACE:${CMAKE_CURRENT_BINARY_DIR}>
+        $<INSTALL_INTERFACE:${CMAKE_INSTALL_LIBDIR}>
+    )
+    target_link_libraries(${_name}-tests PRIVATE ${_name})
+
+    # Catch2
+    find_package(Catch2 CONFIG REQUIRED COMPONENTS Catch2WithMain)
+    target_link_libraries(${_name}-tests PRIVATE Catch2::Catch2WithMain)
+  endif()
+endfunction()
@@ -0,0 +1,39 @@
+include_guard(DIRECTORY)
+include(GNUInstallDirs)
+include(${CMAKE_SOURCE_DIR}/cmake/PackBasic.cmake)
+include(${CMAKE_SOURCE_DIR}/cmake/SetFirstDefined.cmake)
+
+function(install_basic)
+  set(_options)
+  set(_one_value_args NAME INCLUDE_DIR)
+  set(_multi_value_args)
+  cmake_parse_arguments(_ARGS "${_options}" "${_one_value_args}" "${_multi_value_args}" ${ARGN})
+  set_first_defined(_name _ARGS_NAME PROJECT_NAME)
+  set_first_defined(_include_dir _ARGS_INCLUDE_DIR _name)
+
+  file(
+    GLOB_RECURSE ${_name}_HEADERS
+    RELATIVE ${CMAKE_CURRENT_SOURCE_DIR}
+    ${_include_dir}/*.h)
+
+  target_sources(${_name}
+    PUBLIC
+      FILE_SET HEADERS FILES ${${_name}_HEADERS})
+
+  install(
+    TARGETS ${_name}
+    EXPORT ${_name}Targets
+    RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
+    LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+    ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
+    FILE_SET HEADERS DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
+  )
+
+  install(
+    EXPORT ${_name}Targets
+    FILE ${_name}Targets.cmake
+    NAMESPACE ${_name}::
+    DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/${_name})
+
+  pack_basic()
+endfunction()
@@ -0,0 +1,44 @@
+include_guard(DIRECTORY)
+include(CMakePackageConfigHelpers)
+include(${CMAKE_SOURCE_DIR}/cmake/SetFirstDefined.cmake)
+
+function(pack_basic)
+  set(_options)
+  set(_one_value_args NAME)
+  set(_multi_value_args)
+  cmake_parse_arguments(_ARGS "${_options}" "${_one_value_args}" "${_multi_value_args}" ${ARGN})
+  set_first_defined(_name _ARGS_NAME PROJECT_NAME)
+
+  find_package(Git QUIET)
+
+  if(GIT_FOUND)
+    execute_process(
+      COMMAND ${GIT_EXECUTABLE} describe --tags --always --dirty
+      WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+      OUTPUT_VARIABLE PROJECT_VERSION
+      OUTPUT_STRIP_TRAILING_WHITESPACE
+    )
+  endif()
+
+  if(NOT GIT_FOUND OR PROJECT_VERSION STREQUAL "")
+    set(PROJECT_VERSION "0.0.0")
+  endif()
+
+  write_basic_package_version_file(
+    "${CMAKE_CURRENT_BINARY_DIR}/${_name}ConfigVersion.cmake"
+    VERSION ${PROJECT_VERSION}
+    COMPATIBILITY AnyNewerVersion
+  )
+
+  configure_package_config_file(
+    "${CMAKE_CURRENT_SOURCE_DIR}/Config.cmake.in"
+    "${CMAKE_CURRENT_BINARY_DIR}/${_name}Config.cmake"
+    INSTALL_DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/${_name}
+  )
+
+  install(
+    FILES
+      "${CMAKE_CURRENT_BINARY_DIR}/${_name}Config.cmake"
+      "${CMAKE_CURRENT_BINARY_DIR}/${_name}ConfigVersion.cmake"
+    DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/${_name})
+endfunction()
@@ -1,145 +0,0 @@
-set(Protobuf_PROTOC_EXECUTABLE "${SPARK_BIN}/protoc")
-set(PROTOBUF_INCLUDE_DIRS "${SPARK_INCLUDE}")
-set(PROTOBUF_STATIC_LIB "libprotobuf")
-
-function(Protobuf_Generate_Cpp SRCS HDRS)
-  set(${SRCS})
-  set(${HDRS})
-
-  foreach(FIL ${ARGN})
-    get_filename_component(ABS_FIL ${FIL} ABSOLUTE)
-    get_filename_component(FIL_WE ${FIL} NAME_WE)
-    get_filename_component(FIL_DIR ${FIL} DIRECTORY)
-    if(FIL_DIR)
-      set(FIL_WE "${FIL_DIR}/${FIL_WE}")
-    endif()
-
-    list(APPEND ${SRCS} "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.pb.cc")
-    list(APPEND ${HDRS} "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.pb.h")
-
-    add_custom_command(
-      OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.pb.cc"
-             "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.pb.h"
-      COMMAND
-        ${Protobuf_PROTOC_EXECUTABLE} ARGS --cpp_out=${CMAKE_BINARY_DIR}/src -I
-        ${PROTOBUF_INCLUDE_DIRS} -I ${CMAKE_SOURCE_DIR}/src ${ABS_FIL}
-      DEPENDS ${ABS_FIL}
-      COMMENT "Running C++ protocol buffer compiler on ${FIL}"
-      VERBATIM)
-  endforeach()
-
-  set_source_files_properties(${${SRCS}} ${${HDRS}} PROPERTIES GENERATED TRUE)
-
-  # remove some warnings from protobuf generated files
-  if(WIN32)
-    set_source_files_properties(${${SRCS}} PROPERTIES COMPILE_FLAGS
-                                                      "/wd4309 /wd4838")
-  else()
-    set_source_files_properties(
-      ${${SRCS}}
-      PROPERTIES
-        COMPILE_FLAGS
-        "-Wno-unused-parameter -Wno-effc++ -Wno-pedantic -Wno-sign-compare -Wno-uninitialized"
-    )
-  endif()
-
-  set(${SRCS}
-      ${${SRCS}}
-      PARENT_SCOPE)
-  set(${HDRS}
-      ${${HDRS}}
-      PARENT_SCOPE)
-endfunction()
-
-function(Service_Compiler_Generate_Cpp SRCS HDRS)
-  set(${SRCS})
-  set(${HDRS})
-
-  foreach(FIL ${ARGN})
-    get_filename_component(ABS_FIL ${FIL} ABSOLUTE)
-    get_filename_component(FIL_WE ${FIL} NAME_WE)
-    get_filename_component(FIL_DIR ${FIL} DIRECTORY)
-    if(FIL_DIR)
-      set(FIL_WE "${FIL_DIR}/${FIL_WE}")
-    endif()
-
-    list(APPEND ${SRCS} "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.pb.cc")
-    list(APPEND ${HDRS} "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.pb.h")
-
-    list(APPEND ${SRCS} "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.client.pb.cc")
-    list(APPEND ${HDRS} "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.client.pb.h")
-
-    list(APPEND ${SRCS} "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.server.pb.cc")
-    list(APPEND ${HDRS} "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.server.pb.h")
-
-    set(TEMPLATES
-        ${CMAKE_CURRENT_SOURCE_DIR}/api/service_compiler/templates/cpp/client.pb.cc
-        ${CMAKE_CURRENT_SOURCE_DIR}/api/service_compiler/templates/cpp/client.pb.h
-        ${CMAKE_CURRENT_SOURCE_DIR}/api/service_compiler/templates/cpp/server.pb.cc
-        ${CMAKE_CURRENT_SOURCE_DIR}/api/service_compiler/templates/cpp/server.pb.h
-    )
-
-    if(WIN32)
-      add_custom_command(
-        OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.pb.cc"
-               "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.pb.h"
-               "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.client.pb.cc"
-               "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.client.pb.h"
-               "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.server.pb.cc"
-               "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.server.pb.h"
-        COMMAND SET PYTHONPATH=${SPARK_PYTHON}
-        COMMAND ${CMAKE_SOURCE_DIR}/.venv/Scripts/activate.bat
-        COMMAND
-          ${Protobuf_PROTOC_EXECUTABLE} ARGS --cpp_out=${CMAKE_BINARY_DIR}/src
-          --plugin=protoc-gen-service=${CMAKE_SOURCE_DIR}/src/lib/api/service_compiler/plugin.cmd
-          --service_out=lang=cpp:${CMAKE_BINARY_DIR}/src -I
-          ${PROTOBUF_INCLUDE_DIRS} -I ${CMAKE_SOURCE_DIR}/src ${ABS_FIL}
-        DEPENDS ${ABS_FIL} ${TEMPLATES}
-                ${CMAKE_CURRENT_SOURCE_DIR}/api/service_compiler/plugin.py
-        COMMENT "Running C++ service compiler on ${FIL}"
-        VERBATIM)
-    else()
-      add_custom_command(
-        OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.pb.cc"
-               "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.pb.h"
-               "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.client.pb.cc"
-               "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.client.pb.h"
-               "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.server.pb.cc"
-               "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.server.pb.h"
-        COMMAND ${CMAKE_SOURCE_DIR}/tools/venv_exec.sh
-        ARGS
-          ${Protobuf_PROTOC_EXECUTABLE}
-          --cpp_out=${CMAKE_BINARY_DIR}/src
-          --plugin=protoc-gen-service=${CMAKE_SOURCE_DIR}/src/lib/api/service_compiler/plugin.py
-          --service_out=lang=cpp,make_file_name=${ABS_FIL}:${CMAKE_BINARY_DIR}/src
-          -I ${PROTOBUF_INCLUDE_DIRS} -I ${CMAKE_SOURCE_DIR}/src ${ABS_FIL}
-        DEPENDS ${ABS_FIL} ${TEMPLATES}
-                ${CMAKE_CURRENT_SOURCE_DIR}/api/service_compiler/plugin.py
-        COMMENT "Running C++ service compiler on ${FIL}"
-        VERBATIM)
-    endif()
-
-  endforeach()
-
-  # remove some warnings from protobuf generated files
-  if(WIN32)
-    set_source_files_properties(${${SRCS}} PROPERTIES COMPILE_FLAGS
-                                                      "/wd4309 /wd4838")
-  else()
-    set_source_files_properties(
-      ${${SRCS}}
-      PROPERTIES
-        COMPILE_FLAGS
-        "-Wno-unused-parameter -Wno-effc++ -Wno-pedantic -Wno-sign-compare -Wno-uninitialized"
-    )
-  endif()
-
-  set(${SRCS}
-      ${${SRCS}}
-      PARENT_SCOPE)
-  set(${HDRS}
-      ${${HDRS}}
-      PARENT_SCOPE)
-
-endfunction()
-
@@ -0,0 +1,76 @@
+include_guard(GLOBAL)
+
+function(protobuf_generate_cpp)
+  set(_options)
+  set(_one_value_args
+    CXX_SOURCES
+    CXX_HEADERS
+    CXX_OUT_DIR
+    PROTOC
+  )
+  set(_multi_value_args
+    PROTO_INCLUDE_DIRS
+    PROTO_SOURCES
+  )
+  cmake_parse_arguments(_ARGS "${_options}" "${_one_value_args}" "${_multi_value_args}" ${ARGN})
+
+  if (NOT DEFINED _ARGS_PROTOC)
+    set(_ARGS_PROTOC "${EXTERNALS_BIN}/protoc")
+  endif()
+  set(${_ARGS_CXX_SOURCES})
+  set(${_ARGS_CXX_HEADERS})
+
+  set(_proto_include_cli_args)
+  foreach(_dir ${_ARGS_PROTO_INCLUDE_DIRS})
+    list(APPEND _proto_include_cli_args -I ${_dir})
+  endforeach()
+
+  foreach(_fil ${_ARGS_PROTO_SOURCES})
+    get_filename_component(_abs_fil ${_fil} ABSOLUTE)
+    get_filename_component(_fil_we ${_fil} NAME_WE)
+    get_filename_component(_fil_dir ${_fil} DIRECTORY)
+    if(_fil_dir)
+      set(_fil_we "${_fil_dir}/${_fil_we}")
+    endif()
+    list(APPEND ${_ARGS_CXX_SOURCES} "${_ARGS_CXX_OUT_DIR}/${_fil_we}.pb.cc")
+    list(APPEND ${_ARGS_CXX_HEADERS} "${_ARGS_CXX_OUT_DIR}/${_fil_we}.pb.h")
+    message(STATUS "add_custom_command for ${_fil} -> ${_ARGS_CXX_OUT_DIR}/${_fil_we}.pb.h")
+    add_custom_command(
+      OUTPUT
+        "${_ARGS_CXX_OUT_DIR}/${_fil_we}.pb.cc"
+        "${_ARGS_CXX_OUT_DIR}/${_fil_we}.pb.h"
+      COMMAND
+        ${_ARGS_PROTOC}
+      ARGS
+        --cpp_out=${_ARGS_CXX_OUT_DIR} ${_proto_include_cli_args} ${_fil}
+      DEPENDS ${_abs_fil}
+      COMMENT "Running C++ protocol buffer compiler on ${_fil}"
+      VERBATIM
+    )
+  endforeach()
+
+  set_source_files_properties(
+    ${${_ARGS_CXX_SOURCES}}
+    ${${_ARGS_CXX_HEADERS}}
+    PROPERTIES
+      GENERATED TRUE
+  )
+
+  # remove some warnings from protobuf generated files
+  if(WIN32)
+    set_source_files_properties(
+      ${${_ARGS_CXX_SOURCES}}
+      PROPERTIES
+        COMPILE_FLAGS "/wd4309 /wd4838"
+    )
+  else()
+    set_source_files_properties(
+      ${${_ARGS_CXX_SOURCES}}
+      PROPERTIES
+        COMPILE_FLAGS "-Wno-unused-parameter -Wno-effc++ -Wno-pedantic -Wno-sign-compare -Wno-uninitialized"
+    )
+  endif()
+
+  set(${_ARGS_CXX_SOURCES} ${${_ARGS_CXX_SOURCES}} PARENT_SCOPE)
+  set(${_ARGS_CXX_HEADERS} ${${_ARGS_CXX_HEADERS}} PARENT_SCOPE)
+endfunction()
@@ -0,0 +1,58 @@
+function(protobuf_generate_cpp_config)
+  set(_options)
+  set(_one_value_args
+    PROTO_SOURCES_HEADER
+    PROTO_DEFAULTS_HEADER
+  )
+  set(_multi_value_args
+    PROTO_SOURCES
+    PROTO_DEFAULTS
+  )
+  cmake_parse_arguments(_ARGS "${_options}" "${_one_value_args}" "${_multi_value_args}" ${ARGN})
+
+  # Configure the 'config_proto_files' header. It provides an array of strings populated with the
+  # files in PROTO_SOURCES. At runtime, we use this array to generate a special 'config' proto
+  # message with fields for each message defined in said files. A global instance of this 'config'
+  # proto is then constructed, and populated with [compile-time] defaults, and [runtime] overrides
+  # (i.e., in spark.conf). Calls to `bts::config::get<T>()` retrieve the value from the field
+  # associated with type `T` in this global instance.
+  message(STATUS "PROTO_SOURCES: ${_ARGS_PROTO_SOURCES}")
+  message(STATUS "PROTO_SOURCES_HEADER: ${_ARGS_PROTO_SOURCES_HEADER}")
+  message(STATUS "PROTO_DEFAULTS_HEADER: ${_ARGS_PROTO_DEFAULTS_HEADER}")
+  if (_ARGS_PROTO_SOURCES_HEADER)
+    set(PROTO_SOURCES)
+    set(PROTO_SOURCES_CXX_ARRAY_ITEMS "")
+    foreach(_proto_path ${_ARGS_PROTO_SOURCES})
+      list(APPEND PROTO_SOURCES ${_proto_path})
+      string(APPEND PROTO_SOURCES_CXX_ARRAY_ITEMS "\"${_proto_path}\",\n")
+    endforeach()
+    list(LENGTH PROTO_SOURCES PROTO_SOURCES_LENGTH)
+    message(STATUS "CONFIGURING PROTO_SOURCES_HEADER): ${_ARGS_PROTO_SOURCES_HEADER}")
+    configure_file(${CMAKE_SOURCE_DIR}/cmake/config_proto_files.h.in ${_ARGS_PROTO_SOURCES_HEADER})
+  endif()
+
+  # Generate static defaults. Ideally, this would be a single string, but we use an array because
+  # the compiler complains if the string is longer than 65k.
+  set(_cfg_defaults_str "inline const char * config_static_defaults[] = { ")
+
+  foreach(_cfg_file_path ${_ARGS_PROTO_DEFAULTS})
+    file(READ ${_cfg_file_path} _cfg_file_content)
+    string(REPLACE "\"" "\\\"" _cfg_file_content_escaped ${_cfg_file_content})
+    string(REPLACE "\n" ";" _cfg_lines ${_cfg_file_content_escaped})
+
+    foreach(_line ${_cfg_lines})
+      string(APPEND _cfg_defaults_str "\n  \"${_line}\",")
+    endforeach(_line)
+  endforeach(_cfg_file_path)
+
+  string(APPEND _cfg_defaults_str "};")
+  set(_old_cfg_defaults_str "")
+
+  if(EXISTS ${_ARGS_PROTO_DEFAULTS_HEADER})
+    file(READ ${_ARGS_PROTO_DEFAULTS_HEADER} _old_cfg_defaults_str)
+  endif()
+
+  if(NOT _cfg_defaults_str STREQUAL _old_cfg_defaults_str)
+    file(WRITE "${_ARGS_PROTO_DEFAULTS_HEADER}" "${_cfg_defaults_str}")
+  endif()
+endfunction()
@@ -0,0 +1,49 @@
+include_guard(DIRECTORY)
+
+function(protobuf_generate_fs)
+  set(_options)
+  set(_one_value_args TARGET_NAME OUT_DIR PROTOC)
+  set(_multi_value_args PROTO_INCLUDE_DIRS PROTO_SOURCES)
+  cmake_parse_arguments(_ARGS "${_options}" "${_one_value_args}" "${_multi_value_args}" ${ARGN})
+
+  if (NOT DEFINED _ARGS_TARGET_NAME)
+    set(_ARGS_TARGET_NAME "${PROJECT_NAME}_generate_fs_protos")
+  endif()
+  if (NOT DEFINED _ARGS_PROTOC)
+    set(_ARGS_PROTOC "${EXTERNALS_BIN}/protoc")
+  endif()
+
+  set(_proto_include_cli_args)
+  foreach(_dir ${_ARGS_PROTO_INCLUDE_DIRS})
+    list(APPEND _proto_include_cli_args -I ${_dir})
+  endforeach()
+
+  set(_outputs)
+  foreach(_proto_source ${_ARGS_PROTO_SOURCES})
+    # get_filename_component(_abs_proto_source ${_proto_source} ABSOLUTE)
+    get_filename_component(_proto_source_we ${_proto_source} NAME_WE)
+    # get_filename_component(_proto_source_dir ${_proto_source} DIRECTORY)
+    list(APPEND _outputs ${_ARGS_OUT_DIR}/${_proto_source_we}.fable.fs)
+  endforeach()
+
+  set(_venv_exec ${CMAKE_SOURCE_DIR}/tools/venv_exec.sh)
+  set(_plugin_py ${CMAKE_SOURCE_DIR}/src/lib_spark/spark/api/service_compiler/plugin.py)
+  set(_template_fs ${CMAKE_SOURCE_DIR}/src/lib_spark/spark/api/service_compiler/templates/fs/fable.fs)
+  add_custom_command(
+    OUTPUT ${_outputs}
+    WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+    COMMAND ${_venv_exec}
+      ${_ARGS_PROTOC}
+      --plugin=protoc-gen-service=${_plugin_py}
+      --service_out=lang=fs,strip_out_path=1:${_ARGS_OUT_DIR}
+      ${_proto_include_cli_args}
+      ${_ARGS_PROTO_SOURCES}
+    DEPENDS
+      ${_venv_exec}
+      ${_plugin_py}
+      ${_template_fs}
+      ${CMAKE_CURRENT_SOURCE_DIR}/package-lock.json
+      ${_ARGS_PROTO_SOURCES}
+  )
+  add_custom_target(${_ARGS_TARGET_NAME} ALL DEPENDS "${_outputs}")
+endfunction()
@@ -0,0 +1,33 @@
+include_guard(DIRECTORY)
+
+function(protobuf_generate_js)
+  set(_options)
+  set(_one_value_args TARGET_NAME OUTPUT)
+  set(_multi_value_args PROTO_INCLUDE_DIRS PROTO_SOURCES)
+  cmake_parse_arguments(_ARGS "${_options}" "${_one_value_args}" "${_multi_value_args}" ${ARGN})
+
+  if (NOT DEFINED _ARGS_TARGET_NAME)
+    set(_ARGS_TARGET_NAME "${PROJECT_NAME}_generate_js_protos")
+  endif()
+
+  set(_proto_include_cli_args)
+  foreach(_dir ${_ARGS_PROTO_INCLUDE_DIRS})
+    list(APPEND _proto_include_cli_args -p ${_dir})
+  endforeach()
+
+  add_custom_command(
+    OUTPUT ${_ARGS_OUTPUT}
+    WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+    COMMAND npx
+      --no-install pbjs
+      -t json-module
+      -w commonjs
+      -o ${_ARGS_OUTPUT}
+      ${_proto_include_cli_args}
+      ${_ARGS_PROTO_SOURCES}
+    DEPENDS
+      ${CMAKE_CURRENT_SOURCE_DIR}/package-lock.json
+      ${_ARGS_PROTO_SOURCES}
+  )
+  add_custom_target(${_ARGS_TARGET_NAME} ALL DEPENDS ${_ARGS_OUTPUT})
+endfunction()
@@ -0,0 +1,10 @@
+include_guard(GLOBAL)
+
+macro(set_first_defined RESULT)
+  foreach(_arg ${ARGN})
+    if (DEFINED ${_arg})
+      set(${RESULT} ${${_arg}})
+      break()
+    endif()
+  endforeach()
+endmacro()
@@ -0,0 +1,49 @@
+include_guard(DIRECTORY)
+include(${CMAKE_SOURCE_DIR}/cmake/TernaryOperator.cmake)
+
+function(sym_link_dir)
+  set(_options)
+  set(_one_value_args TARGET_NAME SOURCE DEST COMMENT)
+  set(_multi_value_args)
+  cmake_parse_arguments(_ARGS "${_options}" "${_one_value_args}" "${_multi_value_args}" ${ARGN})
+  add_custom_command(
+    OUTPUT ${_ARGS_DEST}
+    COMMAND ln ARGS -sf ${_ARGS_SOURCE} ${_ARGS_DEST}
+  )
+  set_ternary(_comment _ARGS_COMMENT "${_ARGS_COMMENT}" "linking dir ${_ARGS_SOURCE} -> ${_ARGS_DEST}")
+  add_custom_target(
+    ${_ARGS_TARGET_NAME} ALL
+    DEPENDS ${_ARGS_DEST}
+    COMMENT "${_comment}"
+  )
+endfunction()
+
+function(sym_link_file)
+  set(_options)
+  set(_one_value_args SOURCE DEST INSTALL_DEST)
+  set(_multi_value_args)
+  cmake_parse_arguments(_ARGS "${_options}" "${_one_value_args}" "${_multi_value_args}" ${ARGN})
+  file(
+    CREATE_LINK
+      ${_ARGS_SOURCE}
+      ${_ARGS_DEST}
+    SYMBOLIC
+  )
+  if (DEFINED _ARGS_INSTALL_DEST)
+    install(
+      FILES
+      ${_ARGS_SOURCE}
+      DESTINATION ${_ARGS_INSTALL_DEST}
+    )
+  endif()
+endfunction()
+
+function(sym_link_local_lib LIB_NAME)
+  set(_lib_file_name "${CMAKE_SHARED_LIBRARY_PREFIX}${LIB_NAME}.so")
+  file(
+    CREATE_LINK
+      "${CMAKE_BINARY_DIR}/src/lib_${LIB_NAME}/${_lib_file_name}"
+      "${CMAKE_CURRENT_BINARY_DIR}/${_lib_file_name}"
+    SYMBOLIC
+  )
+endfunction()
@@ -0,0 +1,9 @@
+include_guard(GLOBAL)
+
+macro(set_ternary RESULT CONDITION TRUE_VALUE FALSE_VALUE)
+  if(${CONDITION})
+    set(${RESULT} ${TRUE_VALUE})
+  else()
+    set(${RESULT} ${FALSE_VALUE})
+  endif()
+endmacro()
@@ -0,0 +1,11 @@
+#pragma once
+
+#include <array>
+
+namespace bts::@PROJECT_NAME@::protobufs {
+
+inline std::array<const char *, @PROTO_SOURCES_LENGTH@> config_proto_files = {
+@PROTO_SOURCES_CXX_ARRAY_ITEMS@
+};
+
+} // namespace bts::@PROJECT_NAME@::protobufs
@@ -0,0 +1,51 @@
+services:
+  sparkd:
+    build:
+      dockerfile: Dockerfile
+      context: ./sparkd
+    command: [ "./sparkd", "run" ]
+    ports: [ "8000:8000", "8001:8001", "8002:8002" ]
+
+  pubsub:
+    build:
+      dockerfile: pubsub.Dockerfile
+      context: ./DataStream
+    command: [ "./PubSubServer" ]
+    environment:
+      - DOTNET_ENVIRONMENT=Production
+    ports:
+      - 22019:22019
+
+  md-publisher:
+    build:
+      dockerfile: md-publisher.Dockerfile
+      context: ./DataStream
+    depends_on:
+      - pubsub
+      - sparkd
+    command:
+      [
+        "dockerize",
+        "-wait",
+        "tcp://pubsub:22019",
+        "-wait",
+        "tcp://sparkd:8000",
+        "-timeout",
+        "10s",
+        "./DataStreamPublisher"
+      ]
+    environment:
+      - DOTNET_ENVIRONMENT=MarketData
+
+  webapp:
+    ports:
+      - 8080:8080
+      - 8443:8443
+    build:
+      dockerfile: webapp.Dockerfile
+      context: ./DataStream
+    command: [ "./Bts.DataStreamWebApp.Server" ]
+    environment:
+      - ASPNETCORE_HTTP_PORT=8080
+      - ASPNETCORE_HTTPS_PORT=8443
+      - ASPNETCORE_ENVIRONMENT=Staging
@@ -0,0 +1,76 @@
+services:
+  sparkd:
+    build:
+      dockerfile: src/app_sparkd/Dockerfile
+      args:
+        - SOURCE_DIR=install/sparkd-release-gcc
+        - CONF_FILE=src/app_sparkd/spark.conf
+    command: [ "./sparkd", "run" ]
+    ports:
+      - 8000:8000
+      - 8001:8001
+      - 8002:8002
+
+  pubsub:
+    environment:
+      - DOTNET_ENVIRONMENT=Staging
+    build:
+      dockerfile: src/DataStreamSuite/PubSubServer/Dockerfile
+      args:
+        - SOURCE_DIR=build/Release/bin/net7.0/linux-x64/publish
+        - CONF_FILE=src/DataStreamSuite/PubSubServer/spark.conf
+    ports:
+      - 22019:22019
+    command: [ "./PubSubServer" ]
+
+  md-publisher:
+    build:
+      dockerfile: src/DataStreamSuite/DataStreamPublisher/Dockerfile
+      args:
+        - SOURCE_DIR=build/Release/bin/net7.0/linux-x64/publish
+        - CONF_FILE=src/DataStreamSuite/DataStreamPublisher/spark.conf
+    depends_on:
+      - pubsub
+      - sparkd
+    command: [ "dockerize", "-wait", "tcp://pubsub:22019", "-wait", "tcp://sparkd:8000", "-timeout", "10s", "./DataStreamPublisher" ]
+    environment:
+      - DOTNET_ENVIRONMENT=MarketData
+
+  webapp:
+    ports:
+      - 8080:8080
+      - 8443:8443
+    build:
+      dockerfile: src/DataStreamSuite/Bts.DataStreamWebApp.Server/Dockerfile
+      args:
+        - SOURCE_DIR=build/Release/bin/net7.0/linux-x64/publish
+        - WEB_ROOT=build/Bts.DataStreamWebApp.Client/production/dist
+        - CONF_FILE=src/DataStreamSuite/Bts.DataStreamWebApp.Server/spark.conf
+    command: [ "./Bts.DataStreamWebApp.Server" ]
+    environment:
+      - ASPNETCORE_ENVIRONMENT=Staging
+
+  api-server:
+    depends_on:
+      - sparkd
+    ports:
+      - 8008:8008
+      - 9443:9443
+    build:
+      dockerfile: src/client/spark_api_server/Dockerfile
+    command: [ "dockerize", "-wait", "tcp://sparkd:8000", "-timeout", "10s", "./spark_api_server", "run" ]
+    environment:
+      - ASPNETCORE_ENVIRONMENT=Staging
+
+  sparkd-ping-test:
+    depends_on:
+      - sparkd
+    profiles:
+      - ping-test
+    build:
+      context: .
+      dockerfile_inline: |
+        FROM bluetradingsystems/linux_dotnet7
+        USER "root"
+        RUN apt-get update && apt-get -y install iputils-ping
+    command: [ "ping", "sparkd" ]
@@ -53,7 +53,7 @@ The status callback is called when the market for this security opens, closes, o
 // Subscribe to security trading status
 void IAlgoServices::subscribe_status(SecurityKey);
 // You implement
-virtual void on_status(SecurityKey, co2::TradingStatus) override;
+virtual void on_status(SecurityKey, domain::protobufs::TradingStatus) override;
 ```

 # Child Orders
@@ -0,0 +1,39 @@
+FROM ubuntu:22.04
+
+ARG DEBIAN_FRONTEND=noninteractive
+
+RUN apt-get update \
+  && apt-get install -y pkg-config \
+  && apt-get install -y locales \
+  && apt-get install -y ca-certificates \
+  && apt-get install -y libssh2-1-dev \
+  && apt-get install -y software-properties-common \
+  && apt-get install -y sudo
+
+# GCC
+ARG gcc_major=13
+RUN add-apt-repository ppa:ubuntu-toolchain-r/test \
+  && apt-get update \
+  && apt-get install -y g++-$gcc_major
+
+RUN apt-get update \
+  && apt-get install -y dotnet7
+
+RUN locale-gen en_US.UTF-8
+
+ARG docker_user="bts"
+ARG docker_uid="1000"
+ARG docker_pass="bts"
+
+RUN \
+  groupadd -g "$docker_uid" "$docker_user" \
+  && useradd \
+  -m \
+  -u "$docker_uid" \
+  -g "$docker_uid" \
+  -G sudo \
+  --password "$(openssl passwd -1 "$docker_pass")" \
+  "$docker_user"
+
+USER bts
+WORKDIR /home/bts
@@ -1,45 +0,0 @@
-/* global use, db */
-// MongoDB Playground
-// To disable this template go to Settings | MongoDB | Use Default Template For Playground.
-// Make sure you are connected to enable completions and to be able to run a playground.
-// Use Ctrl+Space inside a snippet or a string literal to trigger completions.
-// The result of the last command run in a playground is shown on the results panel.
-// By default the first 20 documents will be returned with a cursor.
-// Use 'console.log()' to print to the debug output.
-// For more documentation on playgrounds please refer to
-// https://www.mongodb.com/docs/mongodb-vscode/playgrounds/
-
-// Select the database to use.
-use('mongodbVSCodePlaygroundDB');
-
-// Insert a few documents into the sales collection.
-db.getCollection('sales').insertMany([
-    { 'item': 'abc', 'price': 10, 'quantity': 2, 'date': new Date('2014-03-01T08:00:00Z') },
-    { 'item': 'jkl', 'price': 20, 'quantity': 1, 'date': new Date('2014-03-01T09:00:00Z') },
-    { 'item': 'xyz', 'price': 5, 'quantity': 10, 'date': new Date('2014-03-15T09:00:00Z') },
-    { 'item': 'xyz', 'price': 5, 'quantity': 20, 'date': new Date('2014-04-04T11:21:39.736Z') },
-    { 'item': 'abc', 'price': 10, 'quantity': 10, 'date': new Date('2014-04-04T21:23:13.331Z') },
-    { 'item': 'def', 'price': 7.5, 'quantity': 5, 'date': new Date('2015-06-04T05:08:13Z') },
-    { 'item': 'def', 'price': 7.5, 'quantity': 10, 'date': new Date('2015-09-10T08:43:00Z') },
-    { 'item': 'abc', 'price': 10, 'quantity': 5, 'date': new Date('2016-02-06T20:20:13Z') },
-]);
-
-// Run a find command to view items sold on April 4th, 2014.
-const salesOnApril4th = db.getCollection('sales').find({
-    date: { $gte: new Date('2014-04-04'), $lt: new Date('2014-04-05') }
-}).count();
-
-// Print a message to the output window.
-console.log(`${salesOnApril4th} sales occurred in 2014.`);
-
-// Here we run an aggregation and open a cursor to the results.
-// Use '.toArray()' to exhaust the cursor to return the whole result set.
-// You can use '.hasNext()/.next()' to iterate through the cursor page by page.
-db.getCollection('sales').aggregate([
-    // Find all of the sales that occurred in 2014.
-    { $match: { date: { $gte: new Date('2014-01-01'), $lt: new Date('2015-01-01') } } },
-    // Group the total sales for each product.
-    { $group: { _id: '$item', totalSaleAmount: { $sum: { $multiply: ['$price', '$quantity'] } } } }
-]);
-
-
@@ -8,7 +8,6 @@
   public int Integer;
   public double Real;
   public string Identifier;
-   public DateTime DateTime; 
   public ImmutableList<IArithmeticExpression> Arguments;
   public ImmutableList<Assignment> Assignments;
   public IArithmeticExpression Argument;
@@ -1,41 +1,22 @@
-using mbts.spark;
+using System.Diagnostics;

-using System;
-using System.Runtime;
+namespace BCG.Utilities.General;

-namespace BCG.Utilities.General
-{
-	/// <summary>
-	/// Summary description for Crono.
-	/// </summary>
-	public class Crono
-	{
-      public Crono()
-      {
-         myTimer = new HighPerformanceTimer();
-      }
+/// <summary>
+/// Summary description for Crono.
+/// </summary>
+public class Crono {
+   readonly Stopwatch myTimer = new();

-      public void start() 
-      {myTimer.start();}
+   public void start() =>
+      myTimer.Start();

-      public void stop()
-      {myTimer.stop();}
+   public void stop() =>
+      myTimer.Stop();

-      public TimeSpan time
-      {
-         get 
-         {
-            return new TimeSpan((long) (myTimer.totalMilliseconds * TimeSpan.TicksPerMillisecond));
-         }
-      }
-
-      public double miliseconds
-      {
-         get
-         {return myTimer.totalMilliseconds;}
-      }
-
-      private HighPerformanceTimer myTimer;
-	}
+   public TimeSpan time =>
+      myTimer.Elapsed;

+   public double miliseconds =>
+      myTimer.Elapsed.TotalMilliseconds;
 }
@@ -1,192 +1,192 @@
-using System;
-using System.Collections;
-using System.Collections.Generic;
-using System.Collections.Concurrent;
-using System.Reflection;
-using Microsoft.Win32;
-
-namespace BCG
-{
-   public enum RegistryRoot { HKCU, HKLM }
-
-   [Serializable]
-   public class BlueRegistry
-   {
-      public const string BlueSubKey = @"Software\Blue Capital Group\";
-      public static readonly string ApplicationPrefix;
-      protected string myFullPath;
-
-      public BlueRegistry(string subPath)
-      {
-         myFullPath = string.Concat(BlueRegistry.ApplicationPrefix, @"\", subPath);
-      }
-
-      public BlueRegistry(BlueRegistry parent, string subPath)
-      {
-         myFullPath = string.Concat(parent.myFullPath, @"\", subPath);
-      }
-
-      static BlueRegistry()
-      {
-         string app = "Applications";
-
-         Assembly ass = Assembly.GetEntryAssembly();
-         if (ass != null)
-         {
-            app = ass.GetName().Name;
-
-            object[] attrs = ass.GetCustomAttributes(
-               Type.GetType("System.Reflection.AssemblyTitleAttribute"), true);
-
-            if (attrs.Length > 0 && ((AssemblyTitleAttribute)attrs[0]).Title != string.Empty)
-            {
-               app = ((AssemblyTitleAttribute)attrs[0]).Title;
-            }
-         }
-
-         ApplicationPrefix = string.Concat(BlueRegistry.BlueSubKey, app);
-      }
-
-      public object getValue(string name)
-      {
-         return getValue(RegistryRoot.HKCU, name);
-      }
-
-      public object getValue(string name, object defaultValue)
-      {
-         return getValue(RegistryRoot.HKCU, name, defaultValue);
-      }
-
-      public void setValue(string name, object value)
-      {
-         setValue(RegistryRoot.HKCU, name, value);
-      }
-
-      public void deleteValue(string name)
-      {
-         deleteValue(RegistryRoot.HKCU, name);
-      }
-
-      private RegistryKey myGetRegistryKey(RegistryRoot root)
-      {
-         if (root == RegistryRoot.HKCU)
-            return Registry.CurrentUser.CreateSubKey(myFullPath);
-         else
-            return Registry.LocalMachine.CreateSubKey(myFullPath);
-      }
-
-      #region Generic Methods
-      internal virtual void setValue(RegistryRoot root, string name, object value)
-      {
-         using (RegistryKey rk = myGetRegistryKey(root))
-         {
-            rk.SetValue(name, value);
-         }
-      }
-
-      internal virtual object getValue(RegistryRoot root, string name)
-      {
-         using (RegistryKey rk = myGetRegistryKey(root))
-         {
-            return rk.GetValue(name);
-         }
-      }
-
-      internal virtual void deleteValue(RegistryRoot root, string name)
-      {
-         using (RegistryKey rk = myGetRegistryKey(root))
-         {
-            rk.DeleteValue(name);
-         }
-      }
-
-      internal virtual object getValue(RegistryRoot root, string name, object defaultValue)
-      {
-         using (RegistryKey rk = myGetRegistryKey(root))
-         {
-            return rk.GetValue(name, defaultValue);
-         }
-      }
-      #endregion
-
-      #region Double
-      internal virtual void setDouble(RegistryRoot root, string name, double value)
-      {
-         using (RegistryKey rk = myGetRegistryKey(root))
-         {
-            DoubleRegistryHandler.setValue(rk, name, value);
-         }
-      }
-
-      internal virtual double getDouble(RegistryRoot root, string name)
-      {
-         using (RegistryKey rk = myGetRegistryKey(root))
-         {
-            return DoubleRegistryHandler.getValue(rk, name);
-         }
-      }
-      #endregion
-
-      #region Enum
-      internal virtual void setEnum(RegistryRoot root, string name, Enum value)
-      {
-         using (RegistryKey rk = myGetRegistryKey(root))
-         {
-            EnumRegistryHandler.setValue(rk, name, value);
-         }
-      }
-
-      internal virtual Enum getEnum(RegistryRoot root, string name, Type enumType)
-      {
-         using (RegistryKey rk = myGetRegistryKey(root))
-         {
-            return EnumRegistryHandler.getValue(rk, name, enumType);
-         }
-      }
-      #endregion
-
-      #region Array
-      internal virtual void setArray(RegistryRoot root, string name, Array array)
-      {
-         using (RegistryKey rk = myGetRegistryKey(root))
-         {
-            ArrayRegistryHandler.setValue(rk, name, array);
-         }
-      }
-
-      internal virtual Array getArray(RegistryRoot root, string name, Type elementType)
-      {
-         using (RegistryKey rk = myGetRegistryKey(root))
-         {
-            return ArrayRegistryHandler.getValue(rk, name, elementType);
-         }
-      }
-      #endregion
-
-      #region SortedList
-      internal virtual void setSortedList(RegistryRoot root, string name, SortedList slist)
-      {
-         using (RegistryKey rk = myGetRegistryKey(root))
-         {
-            SortedListRegistryHandler.setValue(rk, name, slist);
-         }
-      }
-
-      internal virtual SortedList getSortedList(RegistryRoot root, string name)
-      {
-         using (RegistryKey rk = myGetRegistryKey(root))
-         {
-            return SortedListRegistryHandler.getValue(rk, name);
-         }
-      }
-
-      internal virtual void deleteSortedList(RegistryRoot root, string name)
-      {
-         using (RegistryKey rk = myGetRegistryKey(root))
-         {
-            SortedListRegistryHandler.deleteValue(rk, name);
-         }
-      }
-      #endregion
-   }
-}
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Collections.Concurrent;
+using System.Reflection;
+using Microsoft.Win32;
+
+namespace BCG
+{
+   public enum RegistryRoot { HKCU, HKLM }
+
+   [Serializable]
+   public class BlueRegistry
+   {
+      public const string BlueSubKey = @"Software\Blue Capital Group\";
+      public static readonly string ApplicationPrefix;
+      protected string myFullPath;
+
+      public BlueRegistry(string subPath)
+      {
+         myFullPath = string.Concat(BlueRegistry.ApplicationPrefix, @"\", subPath);
+      }
+
+      public BlueRegistry(BlueRegistry parent, string subPath)
+      {
+         myFullPath = string.Concat(parent.myFullPath, @"\", subPath);
+      }
+
+      static BlueRegistry()
+      {
+         string app = "Applications";
+
+         Assembly ass = Assembly.GetEntryAssembly();
+         if (ass != null)
+         {
+            app = ass.GetName().Name;
+
+            object[] attrs = ass.GetCustomAttributes(
+               Type.GetType("System.Reflection.AssemblyTitleAttribute"), true);
+
+            if (attrs.Length > 0 && ((AssemblyTitleAttribute)attrs[0]).Title != string.Empty)
+            {
+               app = ((AssemblyTitleAttribute)attrs[0]).Title;
+            }
+         }
+
+         ApplicationPrefix = string.Concat(BlueRegistry.BlueSubKey, app);
+      }
+
+      public object getValue(string name)
+      {
+         return getValue(RegistryRoot.HKCU, name);
+      }
+
+      public object getValue(string name, object defaultValue)
+      {
+         return getValue(RegistryRoot.HKCU, name, defaultValue);
+      }
+
+      public void setValue(string name, object value)
+      {
+         setValue(RegistryRoot.HKCU, name, value);
+      }
+
+      public void deleteValue(string name)
+      {
+         deleteValue(RegistryRoot.HKCU, name);
+      }
+
+      private RegistryKey myGetRegistryKey(RegistryRoot root)
+      {
+         if (root == RegistryRoot.HKCU)
+            return Registry.CurrentUser.CreateSubKey(myFullPath);
+         else
+            return Registry.LocalMachine.CreateSubKey(myFullPath);
+      }
+
+      #region Generic Methods
+      public virtual void setValue(RegistryRoot root, string name, object value)
+      {
+         using (RegistryKey rk = myGetRegistryKey(root))
+         {
+            rk.SetValue(name, value);
+         }
+      }
+
+      internal virtual object getValue(RegistryRoot root, string name)
+      {
+         using (RegistryKey rk = myGetRegistryKey(root))
+         {
+            return rk.GetValue(name);
+         }
+      }
+
+      internal virtual void deleteValue(RegistryRoot root, string name)
+      {
+         using (RegistryKey rk = myGetRegistryKey(root))
+         {
+            rk.DeleteValue(name);
+         }
+      }
+
+      public virtual object getValue(RegistryRoot root, string name, object defaultValue)
+      {
+         using (RegistryKey rk = myGetRegistryKey(root))
+         {
+            return rk.GetValue(name, defaultValue);
+         }
+      }
+      #endregion
+
+      #region Double
+      internal virtual void setDouble(RegistryRoot root, string name, double value)
+      {
+         using (RegistryKey rk = myGetRegistryKey(root))
+         {
+            DoubleRegistryHandler.setValue(rk, name, value);
+         }
+      }
+
+      internal virtual double getDouble(RegistryRoot root, string name)
+      {
+         using (RegistryKey rk = myGetRegistryKey(root))
+         {
+            return DoubleRegistryHandler.getValue(rk, name);
+         }
+      }
+      #endregion
+
+      #region Enum
+      internal virtual void setEnum(RegistryRoot root, string name, Enum value)
+      {
+         using (RegistryKey rk = myGetRegistryKey(root))
+         {
+            EnumRegistryHandler.setValue(rk, name, value);
+         }
+      }
+
+      internal virtual Enum getEnum(RegistryRoot root, string name, Type enumType)
+      {
+         using (RegistryKey rk = myGetRegistryKey(root))
+         {
+            return EnumRegistryHandler.getValue(rk, name, enumType);
+         }
+      }
+      #endregion
+
+      #region Array
+      internal virtual void setArray(RegistryRoot root, string name, Array array)
+      {
+         using (RegistryKey rk = myGetRegistryKey(root))
+         {
+            ArrayRegistryHandler.setValue(rk, name, array);
+         }
+      }
+
+      internal virtual Array getArray(RegistryRoot root, string name, Type elementType)
+      {
+         using (RegistryKey rk = myGetRegistryKey(root))
+         {
+            return ArrayRegistryHandler.getValue(rk, name, elementType);
+         }
+      }
+      #endregion
+
+      #region SortedList
+      internal virtual void setSortedList(RegistryRoot root, string name, SortedList slist)
+      {
+         using (RegistryKey rk = myGetRegistryKey(root))
+         {
+            SortedListRegistryHandler.setValue(rk, name, slist);
+         }
+      }
+
+      internal virtual SortedList getSortedList(RegistryRoot root, string name)
+      {
+         using (RegistryKey rk = myGetRegistryKey(root))
+         {
+            return SortedListRegistryHandler.getValue(rk, name);
+         }
+      }
+
+      internal virtual void deleteSortedList(RegistryRoot root, string name)
+      {
+         using (RegistryKey rk = myGetRegistryKey(root))
+         {
+            SortedListRegistryHandler.deleteValue(rk, name);
+         }
+      }
+      #endregion
+   }
+}
@@ -1,10 +1,9 @@
 <Project Sdk="Microsoft.NET.Sdk">

  <PropertyGroup>
-    <TargetFramework>net7.0-windows</TargetFramework>
+    <TargetFramework>net7.0</TargetFramework>
    <ImplicitUsings>enable</ImplicitUsings>
    <Nullable>enable</Nullable>
-    <UseWindowsForms>true</UseWindowsForms>
  </PropertyGroup>

 </Project>
@@ -1,4 +1,6 @@
 using System;
+using System.Runtime.Versioning;
+
 using Microsoft.Win32;

 namespace BCG
@@ -10,6 +12,7 @@ namespace BCG
         rk.SetValue (name, value.ToString ());
      }

+      [SupportedOSPlatform("windows")]
      public static double getValue (RegistryKey rk, string name)
      {
         object v = rk.GetValue (name);
@@ -1,19 +1,11 @@
 namespace Bts.BooleanExpressions;

-using bts;
-
 class BooleanExpression : IBooleanExpression {
   readonly Func<IDictionary<string, object?>, bool> evaluate;

   public BooleanExpression(Func<IDictionary<string, object?>, bool> evaluate) =>
      this.evaluate = evaluate;

-   public bool Evaluate(IDictionary<string, object?> env) {
-      try {
-         return evaluate(env);
-      } catch (Exception ex) {
-         Log.assert(false, $"BooleanExpression.Evaluate failed: {ex}");
-         throw;
-      }
-   }
+   public bool Evaluate(IDictionary<string, object?> env) =>
+      evaluate(env);
 }
@@ -47,11 +47,6 @@ IsOfType                 '/'

 %%

-{StringConstant} {
-   yylval.String = yytext.Substring(1, yytext.Length - 2).Replace(@"\'", "'");
-   return (int)Token.STRING_CONSTANT;
-} 
-
 {BooleanConstant} {
   yylval.Boolean = yytext.ToLower() switch {
      "true" => true,
@@ -62,6 +57,11 @@ IsOfType                 '/'
   return (int)Token.BOOLEAN_CONSTANT;
 }

+{StringConstant} {
+   yylval.String = yytext.Substring(1, yytext.Length - 2).Replace(@"\'", "'");
+   return (int)Token.STRING_CONSTANT;
+} 
+
 {NullConstant} {
   yylval.Null = DBNull.Value;
   return (int)Token.NULL_CONSTANT;
@@ -0,0 +1 @@
+VITE_DATASTREAM_WEBSOCKET_URL=wss://localhost:8443/ws
@@ -0,0 +1 @@
+VITE_DATASTREAM_WEBSOCKET_URL=wss://localhost:8443/ws
@@ -0,0 +1,24 @@
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+pnpm-debug.log*
+lerna-debug.log*
+
+node_modules
+dist
+dist-ssr
+*.local
+
+# Editor directories and files
+.vscode/*
+!.vscode/extensions.json
+.idea
+.DS_Store
+*.suo
+*.ntvs*
+*.njsproj
+*.sln
+*.sw?
@@ -0,0 +1,11 @@
+<Project Sdk="Microsoft.VisualStudio.JavaScript.Sdk/0.5.128-alpha">
+  <PropertyGroup>
+    <StartupCommand>npm run dev</StartupCommand>
+    <JavaScriptTestRoot>src\</JavaScriptTestRoot>
+    <JavaScriptTestFramework>Jest</JavaScriptTestFramework>
+    <!-- Allows the build (or compile) script located on package.json to run on Build -->
+    <ShouldRunBuildScript>true</ShouldRunBuildScript>
+    <!-- Folder where production build objects will be placed -->
+    <PublishAssetsDirectory>$(MSBuildProjectDirectory)\distill</PublishAssetsDirectory>
+  </PropertyGroup>
+</Project>
@@ -0,0 +1,8 @@
+# React + Vite
+
+This template provides a minimal setup to get React working in Vite with HMR and some ESLint rules.
+
+Currently, two official plugins are available:
+
+- [@vitejs/plugin-react](https://github.com/vitejs/vite-plugin-react/blob/main/packages/plugin-react/README.md) uses [Babel](https://babeljs.io/) for Fast Refresh
+- [@vitejs/plugin-react-swc](https://github.com/vitejs/vite-plugin-react-swc) uses [SWC](https://swc.rs/) for Fast Refresh
@@ -0,0 +1,36 @@
+import importPlugin from "eslint-plugin-import";
+import reactPkg from "eslint-plugin-react";
+const { configs: reactConfigs } = reactPkg;
+import js from "@eslint/js";
+import defineConfig from "./vite.config.js";
+
+export default [
+  js.configs.recommended,
+  importPlugin.flatConfigs.recommended,
+  reactConfigs.flat.recommended,
+  reactConfigs.flat["jsx-runtime"],
+  {
+    files: ["**/*.{js,jsx}"],
+    languageOptions: {
+      ecmaVersion: "latest",
+      sourceType: "module",
+      globals: {
+        console: "readonly"
+      }
+    },
+    settings: {
+      "import/resolver": {
+        vite: {
+          viteConfig: defineConfig({ mode: "development" })
+        }
+      }
+    },
+    rules: {
+      semi: "error",
+      "prefer-const": "error",
+      "no-unused-vars": "warn",
+      "import/no-dynamic-require": "warn",
+      "import/no-nodejs-modules": "warn",
+    }
+  }
+];
@@ -0,0 +1,13 @@
+<!doctype html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <link rel="icon" type="image/ico" href="/logo.ico" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <title>BTS Cloud Streams</title>
+  </head>
+  <body>
+    <div id="root"></div>
+    <script type="module" src="/src/main.jsx"></script>
+  </body>
+</html>
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<configuration>
+  <packageSources>
+    <clear />
+    <add key="nuget.org" value="https://api.nuget.org/v3/index.json" />
+  </packageSources>
+  <disabledPackageSources>
+    <clear />
+  </disabledPackageSources>
+</configuration>
@@ -0,0 +1,46 @@
+{
+  "name": "bts.datastreamwebapp.client",
+  "private": true,
+  "version": "0.0.0",
+  "type": "module",
+  "scripts": {
+    "dev": "vite",
+    "build": "vite build",
+    "lint": "eslint . --ext js,jsx --report-unused-disable-directives --max-warnings 0",
+    "preview": "vite preview"
+  },
+  "dependencies": {
+    "@angular/material": "^18.2.8",
+    "@emotion/react": "^11.13.3",
+    "@emotion/styled": "^11.13.0",
+    "@fontsource/noto-sans": "^5.1.0",
+    "@material/data-table": "^15.0.0-canary.423edc3dc.0",
+    "@mui/icons-material": "^6.1.4",
+    "@mui/material": "^6.1.4",
+    "@mui/x-data-grid": "^7.20.0",
+    "bulma": "^1.0.2",
+    "classnames": "^2.5.1",
+    "react": "^18.3.1",
+    "react-data-grid": "^7.0.0-beta.47",
+    "react-data-table-component": "^7.6.2",
+    "react-dom": "^18.3.1",
+    "react-json-view-lite": "^1.5.0",
+    "react-pro-sidebar": "^1.1.0",
+    "react-use-websocket": "^4.9.0",
+    "rpc-websockets": "^9.0.4"
+  },
+  "devDependencies": {
+    "@types/react": "^18.3.11",
+    "@types/react-dom": "^18.3.1",
+    "@vitejs/plugin-react": "^4.3.2",
+    "eslint": "^9.12.0",
+    "@eslint/js": "^9.12.0",
+    "eslint-plugin-import": "^2.31.0",
+    "eslint-plugin-react": "^7.37.1",
+    "eslint-plugin-react-hooks": "^5.0.0",
+    "eslint-plugin-react-refresh": "^0.4.12",
+    "eslint-import-resolver-vite": "^2.0.1",
+    "react-mui-sidebar": "^1.3.8",
+    "vite": "^5.4.9"
+  }
+}
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" aria-hidden="true" role="img" class="iconify iconify--logos" width="31.88" height="32" preserveAspectRatio="xMidYMid meet" viewBox="0 0 256 257"><defs><linearGradient id="IconifyId1813088fe1fbc01fb466" x1="-.828%" x2="57.636%" y1="7.652%" y2="78.411%"><stop offset="0%" stop-color="#41D1FF"></stop><stop offset="100%" stop-color="#BD34FE"></stop></linearGradient><linearGradient id="IconifyId1813088fe1fbc01fb467" x1="43.376%" x2="50.316%" y1="2.242%" y2="89.03%"><stop offset="0%" stop-color="#FFEA83"></stop><stop offset="8.333%" stop-color="#FFDD35"></stop><stop offset="100%" stop-color="#FFA800"></stop></linearGradient></defs><path fill="url(#IconifyId1813088fe1fbc01fb466)" d="M255.153 37.938L134.897 252.976c-2.483 4.44-8.862 4.466-11.382.048L.875 37.958c-2.746-4.814 1.371-10.646 6.827-9.67l120.385 21.517a6.537 6.537 0 0 0 2.322-.004l117.867-21.483c5.438-.991 9.574 4.796 6.877 9.62Z"></path><path fill="url(#IconifyId1813088fe1fbc01fb467)" d="M185.432.063L96.44 17.501a3.268 3.268 0 0 0-2.634 3.014l-5.474 92.456a3.268 3.268 0 0 0 3.997 3.378l24.777-5.718c2.318-.535 4.413 1.507 3.936 3.838l-7.361 36.047c-.495 2.426 1.782 4.5 4.151 3.78l15.304-4.649c2.372-.72 4.652 1.36 4.15 3.788l-11.698 56.621c-.732 3.542 3.979 5.473 5.943 2.437l1.313-2.028l72.516-144.72c1.215-2.423-.88-5.186-3.54-4.672l-25.505 4.922c-2.396.462-4.435-1.77-3.759-4.114l16.646-57.705c.677-2.35-1.37-4.583-3.769-4.113Z"></path></svg>
@@ -0,0 +1,40 @@
+import { Sidebar, Menu, MenuItem, Submenu, Logo } from "react-mui-sidebar";
+import './App.css';
+
+const AnimatedSideBar = () => {
+  return (
+    <Sidebar className={"sidebar-container"} width={"270px"}>
+      <Logo img="https://adminmart.com/wp-content/uploads/2024/03/logo-admin-mart-news.png">
+        AdminMart
+      </Logo>
+      <Menu subHeading="HOME">
+        <MenuItem link="/" badge="true">
+          Modern
+        </MenuItem>
+        <MenuItem>eCommerce</MenuItem>
+        <MenuItem>Analytical</MenuItem>
+      </Menu>
+      <Menu subHeading="APPS">
+        <MenuItem>Chat</MenuItem>
+        <MenuItem>Calendar</MenuItem>
+      </Menu>
+      <Menu subHeading="OTHERS">
+        <Submenu title="Menu Level">
+          <MenuItem>Post</MenuItem>
+          <MenuItem>Details</MenuItem>
+          <Submenu title="Level 2">
+            <MenuItem>new</MenuItem>
+            <MenuItem>Hello</MenuItem>
+          </Submenu>
+        </Submenu>
+
+        <MenuItem>Chip</MenuItem>
+        <MenuItem target="_blank" link="google.com">
+          External Link
+        </MenuItem>
+      </Menu>
+    </Sidebar>
+  );
+};
+
+export default AnimatedSideBar;
@@ -0,0 +1,101 @@
+@use "@material/checkbox";
+@use "@material/icon-button";
+@use "@material/data-table/data-table";
+
+.root-div {
+  display: flex;
+  flex-direction: row;
+  align-items: flex-start;
+}
+
+.main-content-div {
+  display: flex;
+  flex-direction: row;
+}
+
+.title-div {
+  width: 100%;
+}
+
+.container {
+  display: flex;
+}
+
+.container-column {
+  display: flex;
+  flex-direction: column;
+}
+
+.container-row {
+  display: flex;
+  flex-direction: row;
+  align-items: stretch;
+}
+
+box.query-input-form {
+   /* p: 2, display: "flex", flexFlow: "column", alignItems: "stretch"  */
+  display: flex;
+  flex-flow: column;
+  align-items: stretch;
+}
+
+/* li.ps-menuitem-root:hover {
+  background-color: #ff9922;  
+} */
+
+.container-row-centered {
+  display: flex;
+  flex-direction: row;
+  justify-content: center;
+  align-items: center;
+}
+
+h1#main-header {
+  padding: 4px 8px 4px 8px;
+  text-align: center;
+}
+
+td:hover {
+  background-color: cadetblue;
+}
+
+td#cell-decimal {
+  text-align: right;
+}
+
+td#cell-integer {
+  text-align: right;
+}
+
+td#cell-string {
+  text-align: center;
+}
+
+td#cell-date-time {
+  text-align: center;
+}
+
+/* Sidebar.css */
+/* .sidebar-container {
+  display: flex;
+  flex-direction: column;
+}
+
+.sidebar {
+  position: relative;
+  top: 0;
+  left: 0;
+  height: 100vh;
+  background-color: #333;
+  color: white;
+  overflow: hidden;
+  transition: transform 0.3s ease;
+}
+
+.sidebar.closed {
+  width: 0;
+}
+
+.sidebar.open {
+  width: 250px;
+} */
@@ -0,0 +1,173 @@
+import { ThemeProvider, CssBaseline, GlobalStyles } from '@mui/material';
+import QueryStatusView from './QueryStatusView';
+import useMediaQuery from '@mui/material/useMediaQuery';
+import QueryControl from './QueryControl';
+import DataTable from './DataTable';
+import { useState, useEffect, useMemo } from 'react';
+import useWebSocket, { ReadyState } from 'react-use-websocket';
+import Sidebar from './SideBar';
+import getTheme from './Theme';
+
+import '@fontsource/noto-sans';
+import './App.css';
+import './SideBar.css';
+
+const webSocketUrl = import.meta.env.VITE_DATASTREAM_WEBSOCKET_URL;
+// Always use the same subscription id (1), because we only show 1 table at a time.
+// The server will automatically dispose the previous subscription and start a new one
+// if we're currently subscribed to another query.
+const subscriptionId = "1";
+
+var rpcReqIdCounter = 1;
+
+function subscribeReq(query) {
+  return {
+    jsonrpc: "2.0",
+    id: rpcReqIdCounter++,
+    method: "subscribe",
+    params: {
+      subscription_id: subscriptionId,
+      query: query
+    }
+  };
+}
+
+function unsubscribeReq() {
+  return {
+    jsonrpc: "2.0",
+    id: rpcReqIdCounter++,
+    method: "unsubscribe",
+    params: {
+      subscription_id: subscriptionId,
+    }
+  };
+}
+
+const App = () => {
+  const prefersDarkMode = useMediaQuery('(prefers-color-scheme: dark)');
+  const theme = getTheme({ mode: prefersDarkMode ? 'dark' : 'light' });
+  const globalStyles = {
+    ':root': {
+      '--primary-color': theme.palette.primary.main,
+      '--primary-dark-color': theme.palette.primary.dark,
+      '--secondary-color': theme.palette.secondary.main,
+      '--secondary-dark-color': theme.palette.secondary.dark,
+      '--background-color': theme.palette.background.default,
+    },
+  };
+  const [blueTable, setBlueTable] = useState({ columns: null, rows: null });
+  const [queryError, setQueryError] = useState(null);
+  const [queryState, setQueryState] = useState("Unsubscribed");
+  const queryStateDetails = useMemo(() => {
+    if (queryState == "Unsubscribed") {
+      return "Enter query above, then click the play button to subscribe";
+    }
+    if (queryState == "Subscribed") {
+      return null;
+    }
+  }, [queryState]);
+  const [sidebarIsOpen, setSidebarIsOpen] = useState(false);
+  const [cannedQuery, setCannedQuery] = useState(null);
+
+  const onCannedQueryClicked = (cannedQuery) => {
+    console.info(`Executing canned query: ${JSON.stringify(cannedQuery)}`);
+    const queryText = cannedQuery.query.join("\n");
+    setCannedQuery({ queryText: queryText, clickTime: Date.now() });
+    subscribe(queryText);
+  };
+
+  const { sendJsonMessage, getWebSocket, readyState } = useWebSocket(
+    webSocketUrl,
+    {
+      onOpen: (e) => console.info(`WebSocket open. ${JSON.stringify(e)}`),
+      onClose: (e) => console.info(`WebSocket closed. ${JSON.stringify(e)}`),
+      onError: (e) => console.error(`WebSocket error: ${JSON.stringify(e)}`),
+      shouldReconnect: () => true,
+    });
+
+  useEffect(() => {
+    console.info(`WebSocket readyState: ${readyState}`)
+    if (readyState != ReadyState.OPEN) {
+      return;
+    }
+    const ws = getWebSocket();
+    ws.onmessage = e => {
+      console.info(`Received message: ${e.data}`);
+      const msg = JSON.parse(e.data);
+      setQueryError(msg.error);
+      if (msg.error != null) {
+        setQueryState("Error");
+      } else if (msg.id != null) {
+        setQueryState(msg.result.status);
+      } else {
+        console.assert(msg.params.subscription_id == subscriptionId);
+        console.info(`Received rows: ${msg.params.table.all}`);
+        setBlueTable({ columns: msg.params.table.columns, rows: msg.params.table.all });
+      }
+    };
+  }, [getWebSocket, readyState]);
+
+  const subscribe = (query) => {
+    const req = subscribeReq(query);
+    console.info(`Subscribing: ${JSON.stringify(subscribeReq(query))}`);
+    sendJsonMessage(req);
+  };
+
+  const unsubscribe = () => {
+    const req = unsubscribeReq();
+    console.info(`Unsubscribing: ${JSON.stringify(req)}`);
+    sendJsonMessage(req);
+  };
+
+  const onOpened = () => {
+    setSidebarIsOpen(true);
+  };
+
+  const onClosed = () => {
+    setSidebarIsOpen(false);
+  };
+
+  const sidebarWidth = sidebarIsOpen ? '250px' : '65px';
+  return (
+    <ThemeProvider theme={theme}>
+      <CssBaseline />
+      <GlobalStyles styles={globalStyles} />
+      <div className='root-div'>
+        <div style={{
+          display: 'flex',
+          flexDirection: 'column',
+          alignItems: 'flex-start',
+          flexWrap: 'nowrap',
+          width: sidebarWidth,
+          transition: 'width 0.3s ease',
+        }}>
+          <Sidebar onSelection={onCannedQueryClicked} onOpened={onOpened} onClosed={onClosed} />
+        </div>
+        <div style={{
+          display: 'flex',
+          flexDirection: 'column',
+          left: sidebarWidth,
+          width: '100%',
+          transition: 'width 0.3s ease',
+        }}>
+          <div style={{ width: '100%', display: 'flex', flexDirection: 'column', alignItems: 'flex-start', margin: theme.spacing(2, 0, 0, 0) }}>
+            <div style={{ width: '90%', rightMargin: '100px' }}>
+              <QueryControl
+                queryState={queryState}
+                queryText={cannedQuery?.queryText}
+                queryTextResetTime={cannedQuery?.clickTime}
+                subscribe={subscribe}
+                unsubscribe={unsubscribe} />
+            </div>
+            <div style={{ width: '90%', rightMargin: '100px' }}>
+              <QueryStatusView queryState={queryState} details={queryStateDetails} error={queryError} />
+              <DataTable columns={blueTable?.columns ?? []} rows={blueTable?.rows ?? []} />
+            </div>
+          </div>
+        </div>
+      </div>
+    </ThemeProvider>
+  );
+};
+
+export default App;
@@ -0,0 +1,53 @@
+@use "@material/checkbox";
+@use "@material/icon-button";
+@use "@material/data-table/data-table";
+
+.data-grid-container {
+  overflow: auto;
+  white-space: nowrap;
+}
+
+
+.data-grid {
+  max-height: 1000px;
+}
+
+div[role=columnheader] {
+  border-top: 0px;
+  border-bottom: 0px;
+  background-color: var(--primary-dark-color);
+}
+
+/* div[role=columnheader] {
+  border-top: 0px;
+  border-bottom: 0px;
+  background-color: var(--primary-dark-color);
+}
+
+.rdg-row {
+  border: 0px;
+  border-top: 0px;
+  border-bottom: 0px;
+  background-color: rgba(var(--primary-dark-color), 0.8);
+  color: var(--primary-color);
+}
+
+.rdg-row-odd {
+  border: 0px;
+  border-top: 0px;
+  border-bottom: 0px;
+  background-color: var(--primary-dark-color);
+  color: var(--primary-color);
+}
+
+.rdg-cell {
+  border-bottom: 0px;
+}
+
+.rdg-cell.even {
+  border-bottom: 5px;
+}
+
+.rdg-cell.odd {
+  border-bottom: 5px;
+} */
@@ -0,0 +1,32 @@
+@use "@material/checkbox";
+@use "@material/icon-button";
+@use "@material/data-table/data-table";
+
+th {
+  font-size: large;  
+  padding: 15px;
+}
+
+td {
+  padding: 15px;
+}
+
+td:hover {
+  background-color: cadetblue;
+}
+
+td#cell-decimal {
+  text-align: right;
+}
+
+td#cell-integer {
+  text-align: right;
+}
+
+td#cell-string {
+  text-align: center;
+}
+
+td#cell-date-time {
+  text-align: center;
+}
@@ -0,0 +1,74 @@
+import PropTypes from 'prop-types';
+import { useTheme } from '@mui/material/styles';
+import { DataGrid } from '@mui/x-data-grid';
+import './DataGrid.css'
+import { useMemo, useState } from 'react';
+
+export default function DataTable({ columns, rows }) {
+  const theme = useTheme();
+  const [columnWidths, setColumnWidths] = useState({});
+
+  const handleColumnResize = (params) => {
+    const newWidth = params.width;
+    setColumnWidths((prevWidths) => ({
+      ...prevWidths,
+      [params.colDef.field]: params.width,
+    }));
+  };
+
+  const getGridColDef = useMemo(() => {
+    return col => {
+      return {
+        field: col.name,
+        headerName: col.name,
+        width: columnWidths[col.name],
+      };
+    }
+  }, [columnWidths]);
+
+  return (
+    <DataGrid
+      className='data-grid-container'
+      autosizeOnMount={false}
+      columns={columns?.map(getGridColDef) ?? []}
+      onColumnResize={handleColumnResize}
+      rows={rows ?? []}
+      sx={{
+        margin: theme.spacing(2, 0, 0, 0),
+        borderColor: 'primary.main',
+        backgroundColor: 'primary.dark',
+        color: 'text.primary',
+        '& .MuiDataGrid-columnHeader': {
+          color: 'primary.main',
+          fontWeight: 700,
+          backgroundColor: 'primary.dark'
+        },
+        '& .MuiDataGrid-filler': {
+          color: 'primary.main',
+          fontWeight: 700,
+          backgroundColor: 'primary.dark'
+        },
+        '& .MuiDataGrid-cell': {
+          color: 'text.primary',
+        },
+        '& .MuiDataGrid-cell:hover': {
+          color: 'primary.main',
+        },
+        '& .MuiDataGrid-row': {
+          '--DataGrid-rowBorderColor': 'secondary.dark'
+        }
+      }}
+    />
+  );
+}
+
+DataTable.propTypes = {
+  columns: PropTypes.arrayOf(
+    PropTypes.shape({
+      name: PropTypes.string.isRequired,
+      type: PropTypes.string.isRequired,
+    })
+  ).isRequired,
+  rows: PropTypes.arrayOf(PropTypes.array).isRequired,
+  apiRef: PropTypes.object,
+};
@@ -0,0 +1,119 @@
+import PropTypes from 'prop-types';
+import DataTable from './DataTable';
+import { useRef, useState, useEffect } from 'react';
+import { useGridApiRef } from '@mui/x-data-grid';
+import Box from '@mui/material/Box';
+import Button from '@mui/material/Button';
+import Grid from '@mui/material/Grid';
+import Paper from '@mui/material/Paper';
+import PlayArrowIcon from '@mui/icons-material/PlayArrow';
+import StopIcon from '@mui/icons-material/Stop';
+import TextField from '@mui/material/TextField';
+import Tooltip from '@mui/material/Tooltip';
+
+const QueryControl = (props) => {
+  const { queryState, queryText, queryTextResetTime, subscribe, unsubscribe } = props;
+  // const theme = useTheme();
+  let textInput = useRef();
+  const [queryTextChangeTime, setQueryTextChangeTime] = useState(null);
+  useEffect(() => {
+    if (queryText == null || textInput.current == null) {
+      return;
+    }
+    // Init text field (unless a non-empty string is already present, or the user has modified
+    // the query - we don't want to overwrite their changes).
+    if (queryTextChangeTime == null || queryTextResetTime > queryTextChangeTime) {
+      console.info(`Initializing query text: ${queryText}`)
+      textInput.current.value = queryText;
+    }
+  }, [queryText, queryTextChangeTime, queryTextResetTime]);
+  const onClearClick = () => {
+    textInput.current.value = '';
+  };
+
+  const onRunClick = () => {
+    subscribe(textInput.current.value);
+  };
+
+  const onStopClick = () => {
+    unsubscribe();
+  };
+
+  const onKeyDown = (e) => {
+    // Detect keyboard shortcuts.
+    //   Ctrl+Enter : Run
+    if (e.ctrlKey && e.key === 'Enter') {
+      onRunClick();
+    }
+  };
+
+  const onChange = (e) => {
+    // So we know not to overwrite the changes with the canned query on re-render
+    setQueryTextChangeTime(Date.now());
+  };
+
+  return (
+    <Box sx={{ display: "flex", flexFlow: "column" }}>
+      <Paper elevation={3} sx={{ color: 'primary.main' }}>
+        <Box sx={{ p: 2 }}>
+          <TextField
+            fullWidth
+            multiline
+            rows={10}
+            variant="outlined"
+            onChange={onChange}
+            onKeyDown={onKeyDown}
+            inputRef={textInput}
+            placeholder="Enter Query..."
+          />
+        </Box>
+        <Box sx={{ p: 2, borderTop: 1 }}>
+          <Grid container spacing={2} justifyContent="flex-start">
+            <Grid item xs>
+              <Tooltip title="Clear Query Text">
+                <Button onClick={onClearClick} sx={{ padding: '11px', color: 'text.dark' }}>
+                  Clear
+                </Button>
+              </Tooltip>
+            </Grid>
+            <Grid item>
+              <Tooltip title="Run (Ctrl+Enter)">
+                <Button onClick={onRunClick} sx={{
+                  color: `queryStartButton.${queryState}.color`,
+                  bgcolor: `queryStartButton.${queryState}.backgroundColor`,
+                  padding: '11px'
+                }}>
+                  <PlayArrowIcon />
+                </Button>
+              </Tooltip>
+            </Grid>
+            <Grid item>
+              <Tooltip title="Stop">
+                <Button onClick={onStopClick} sx={{
+                  color: `queryStopButton.${queryState}.color`,
+                  bgcolor: `queryStopButton.${queryState}.backgroundColor`,
+                  padding: '11px'
+                }}>
+                  <StopIcon />
+                </Button>
+              </Tooltip>
+            </Grid>
+          </Grid>
+        </Box>
+      </Paper>
+    </Box>
+  );
+};
+
+QueryControl.propTypes = {
+  columns: PropTypes.array,
+  rows: PropTypes.array,
+  isRunning: PropTypes.bool,
+  queryText: PropTypes.string,
+  queryTextResetTime: PropTypes.number,
+  queryState: PropTypes.string,
+  subscribe: PropTypes.func,
+  unsubscribe: PropTypes.func,
+};
+
+export default QueryControl;
@@ -0,0 +1,73 @@
+import { useState } from 'react';
+import PropTypes from 'prop-types';
+import { Box, Typography, Collapse } from '@mui/material';
+import Alert from '@mui/material/Alert';
+import AlertTitle from '@mui/material/AlertTitle';
+import { useTheme } from '@mui/material/styles';
+import { alpha } from '@mui/system';
+
+const QueryStatusView = ({ queryState, details, error }) => {
+  const theme = useTheme();
+  const [open, setOpen] = useState(false);
+
+  let header = queryState;
+  let headerContent = null;
+  let detailElements = [];
+  let severity = queryState == "Subscribed" ? "success" : "info";
+  let cursor = details == null ? "default" : "pointer";
+  if (error != null) {
+    severity = "error";
+    cursor = "pointer";
+    header = `Error Code: ${error.code}`;
+    headerContent = error.message;
+    detailElements.push(<Typography variant="body1">{error.data.error_message}</Typography>);
+    detailElements.push(<Typography variant="subtitle1">Stack Trace:</Typography>);
+    (error.data.stack_trace ?? []).forEach(line => detailElements.push(
+      <Typography variant="body2" component="pre" sx={{ whiteSpace: 'pre-wrap' }}>
+        {line}
+      </Typography>));
+  } else if (details != null) {
+    detailElements.push(<Typography variant="body1">{details}</Typography>);
+  }
+  return (
+    <Box sx={{ margin: theme.spacing(2, 0, 0, 0) }}>
+      <Alert
+        severity={severity}
+        onClick={() => setOpen(!open)}
+        sx={{
+          margin: theme.spacing(2, 0, 0, 0),
+          cursor: cursor,
+        }}>
+        <AlertTitle>{header}</AlertTitle>
+        {headerContent}
+      </Alert>
+      {detailElements.length == 0
+        ? null
+        : <Collapse in={open}>
+          <Box
+            sx={{
+              backgroundColor: alpha(theme.palette[severity].light, 0.75),
+              color: theme.palette[severity].contrastText,
+              padding: theme.spacing(2),
+              marginTop: theme.spacing(0),
+              borderRadius: theme.shape.borderRadius,
+            }}
+          >
+            {detailElements}
+          </Box>
+        </Collapse>}
+    </Box>
+  );
+};
+
+QueryStatusView.propTypes = {
+  queryState: PropTypes.string,
+  details: PropTypes.string,
+  error: PropTypes.shape({
+    code: PropTypes.number,
+    message: PropTypes.string,
+    data: PropTypes.object,
+  })
+};
+
+export default QueryStatusView;
@@ -0,0 +1,27 @@
+import 'react-data-grid/lib/styles.css';
+import PropTypes from 'prop-types';
+import DataGrid from 'react-data-grid';
+import './DataGrid.css';
+
+function getGridColDef(col) {
+  return {
+    key: col.name,
+    name: col.name,
+  };
+}
+
+export default function ReactDataGrid({columns, rows}) {
+  return (
+    <DataGrid className={"data-grid"} rows={rows} columns={columns.map(getGridColDef)} />
+  )
+}
+
+ReactDataGrid.propTypes = {
+  columns: PropTypes.arrayOf(
+    PropTypes.shape({
+      name: PropTypes.string.isRequired,
+      type: PropTypes.string.isRequired,
+    })
+  ).isRequired,
+  rows: PropTypes.arrayOf(PropTypes.array).isRequired,
+};
@@ -0,0 +1,98 @@
+/* Sidebar.css */
+.app-container {
+  display: flex;
+  width: 100%;
+  overflow: hidden;
+  flex-direction: row;
+  justify-content: flex-start;
+  align-items: flex-start;
+}
+
+.sidebar {
+  display: flex;
+  flex-direction: row;
+  justify-content: flex-start;
+  align-items: flex-start;
+  background-color: transparent;
+  color: white;
+  overflow: hidden;
+  transition: width 0.3s ease;
+}
+
+.sidebar.open {
+  width: 100%;
+}
+
+.sidebar.closed {
+  width: 0%;
+}
+
+.sidebar-toggle-button {
+  border: 0px;
+  border-radius: 50%;
+  box-shadow: rgba(9, 30, 66, 0.08) 0px 0px 0px 1px, rgba(9, 30, 66, 0.08) 0px 2px 4px 1px;
+  color: var(--primary-color);
+  cursor: pointer;
+  height: 24px;
+  opacity: 1;
+  outline: 0px;
+  padding: 0px;
+  background-color: transparent;
+  transition: background-color 100ms linear 0s, color 100ms linear 0s, opacity 300ms cubic-bezier(0.2, 0, 0, 1) 0s, transform 300ms cubic-bezier(0.2, 0, 0, 1) 0s;
+  width: 20%;
+}
+
+.sidebar-toggle-button:hover {
+  transition: background-color 100ms linear 0s, color 100ms linear 0s, opacity 300ms cubic-bezier(0.2, 0, 0, 1) 0s, transform 300ms cubic-bezier(0.2, 0, 0, 1) 0s;
+}
+
+.main-content.open {
+  width: 165px;
+  transition: width 0.3s ease;
+  background-color: transparent;
+}
+
+.main-content.closed {
+  width: 0%;
+  /* min-width: 25px; */
+  transition: width 0.3s ease;
+  background-color: transparent;
+}
+
+.sidebar-menu-item {
+  width: 100%;
+  box-sizing: border-box;
+}
+
+.sidebar-menu-item.open {
+  width: 100%;
+  /* justify-content: flex-start; */
+  transition: width 0.3s ease;
+}
+
+.sidebar-menu-item.closed {
+  width: 0%;
+  min-width: 0px;
+  /* justify-content: flex-start; */
+  transition: width 0.3s ease;
+}
+
+.sidebar-menu-item-content.open {
+  width: 100%;
+  /* justify-content: flex-start; */
+  transition: width 0.3s ease;
+}
+
+.sidebar-menu-item-content.closed {
+  width: 0px;
+  /* justify-content: flex-start; */
+  transition: width 0.3s ease;
+}
+
+/* Ensure span can shrink */
+.button-text {
+  display: block;    /* Make span a block element */
+  width: 100%;       /* Ensure it takes the full width of its parent */
+  overflow: hidden;  /* Hide any overflow content */
+  white-space: nowrap; /* Prevent text wrapping */
+}
@@ -0,0 +1,109 @@
+import { useState, useEffect } from 'react';
+import Button from '@mui/material/Button';
+import { useTheme } from '@mui/material/styles';
+import PropTypes from 'prop-types';
+import Tooltip from '@mui/material/Tooltip';
+import ChevronLeftRounded from "@mui/icons-material/ChevronLeftRounded"
+import ChevronRightRounded from '@mui/icons-material/ChevronRightRounded';
+import FileCopyIcon from '@mui/icons-material/FileCopy';
+import './SideBar.css';
+
+const Sidebar = ({ onSelection, onOpened, onClosed }) => {
+  const theme = useTheme();
+  const [isOpen, setIsOpen] = useState(false);
+  const [cannedQueries, setCannedQueries] = useState([]);
+  const Icon = isOpen ? ChevronLeftRounded : ChevronRightRounded;
+
+  const toggleIsOpen = () => {
+    if (isOpen) {
+      setIsOpen(false);
+      if (onClosed != null) {
+        onClosed();
+      }
+    } else {
+      setIsOpen(true);
+      if (onOpened != null) {
+        onOpened();
+      }
+    }
+  };
+
+  const onMenuItemClick = (event, cannedQuery) => {
+    console.info(`menu item clicked: ${cannedQuery.name}`);
+    onSelection(cannedQuery);
+  };
+
+  // const onMenuItemClick = async (event, cannedQuery) => {
+  //   try {
+  //     await navigator.clipboard.writeText(cannedQuery.query.join("\n"));
+  //     alert(`Copied ${cannedQuery.name} to clipboard`);
+  //   } catch (err) {
+  //     console.error('Failed to copy query text: ', err);
+  //   }
+  // };
+
+  useEffect(() => {
+    const fetchCannedQueries = async () => {
+      try {
+        const response = await fetch('api/cannedqueries');
+        const data = await response.json();
+        setCannedQueries(data);
+      } catch (error) {
+        console.error('Error fetching WebSocket config:', error);
+      }
+    }
+    fetchCannedQueries();
+  }, []);
+
+  const mainContentClass = `main-content ${isOpen ? 'open' : 'closed'}`;
+  const menuItemClass = `sidebar-menu-item ${isOpen ? 'open' : 'closed'}`;
+  const menuItemContentClass = `sidebar-menu-item-content ${isOpen ? 'open' : 'closed'}`;
+  const toggleButtonTitle = `${isOpen ? 'Hide' : 'Show'} Common Queries`;
+
+  return (
+    <div
+      className={"sidebar"}
+      style={{
+        display: 'flex',
+        flexDirection: 'row',
+        justifyContent: 'flexStart',
+        alignItems: 'flexStart',
+        margin: theme.spacing(2, 0, 0, 0)
+      }}
+    >
+      <div className={mainContentClass}>
+        {cannedQueries.map(cq =>
+          <Button key={cq.name} className={menuItemClass} onClick={(event) => onMenuItemClick(event, cq)}>
+            <div className={menuItemContentClass}>
+              <span className='button-text'>{cq.name}</span>
+            </div>
+          </Button>)
+        }
+        {/* {cannedQueries.map(cq =>
+          <Button
+            variant="contained"
+            color="primary"
+            startIcon={<FileCopyIcon />}
+            onClick={onMenuItemClick}
+          >
+            <div className={menuItemContentClass}>
+              <span className='button-text'>{cq.name}</span>
+            </div>
+          </Button>)} */}
+      </div>
+      <Tooltip title={toggleButtonTitle}>
+        <Button onClick={toggleIsOpen}>
+          <Icon className="w-5 h-5" />
+        </Button>
+      </Tooltip>
+    </div>
+  );
+};
+
+export default Sidebar;
+
+Sidebar.propTypes = {
+  onSelection: PropTypes.func,
+  onOpened: PropTypes.func,
+  onClosed: PropTypes.func,
+};
@@ -0,0 +1,112 @@
+import { createTheme } from '@mui/material/styles';
+import PropTypes from 'prop-types';
+import '@fontsource/noto-sans';
+import './App.css';
+
+const getLightPalette = () => {
+  return {
+    mode: 'light',
+    primary: {
+      light: '#6573c3',
+      main: '#3f51b5',
+      dark: '#2c387e',
+      contrastText: '#ffffff',
+    },
+    secondary: {
+      light: '#f73378',
+      main: '#f50057',
+      dark: '#ab003c',
+      contrastText: '#ffffff',
+    },
+    text: {
+      primary: '#000000c4',
+      secondary: '#00000086',
+      disabled: '#0000005b',
+      hint: '#0000005b',
+    }
+  };
+};
+
+const getDarkPalette = () => {
+  return {
+    mode: 'dark',
+    primary: {
+      light: '#bcc5ff',
+      main: '#33baf9',
+      dark: '#202334',
+      contrastText: '#78a2ac',
+    },
+    secondary: {
+      light: '#9fd0b8',
+      main: '#5eb289',
+      dark: '#ffffff12',
+      contrastText: '#c8d4f7',
+    },
+    action: {
+      hoverOpacity: 0.08
+    },
+    text: {
+      primary: '#eaf8f8',
+      dark: '#eaf8f8a0'
+    },
+    queryStartButton: {
+      Subscribed: {
+        color: '#33baf9',
+        backgroundColor: '#ffffff40',
+      },
+      Unsubscribed: {
+        color: '#ffffff40',
+        backgroundColor: '#ffffff00',
+      }
+    },
+    queryStopButton: {
+      Subscribed: {
+        color: '#ff4444a0',
+        backgroundColor: '#ffffff40',
+      },
+      Unsubscribed: {
+        color: '#ff444450',
+        backgroundColor: '#ffffff00',
+      }
+    },
+    error: {
+      light: '#e57373',
+      main: '#f44336',
+      dark: '#d32f2f',
+      contrastText: '#fff',
+    },
+    warning: {
+      light: '#ffb74d',
+      main: '#ff9800',
+      dark: '#f57c00',
+      contrastText: '#000',
+    },
+    info: {
+      light: '#64b5f6',
+      main: '#2196f3',
+      dark: '#303030',
+      contrastText: '#fff',
+    },
+    success: {
+      light: '#81c784',
+      main: '#4caf50',
+      dark: '#388e3c',
+      contrastText: '#000',
+    },
+  };
+};
+
+const getTheme = ({ mode }) => {
+  return createTheme({
+    typography: {
+      fontFamily: '"Helvetica"'
+    },
+    palette: mode == 'dark' ? getDarkPalette() : getLightPalette()
+  });
+};
+
+export default getTheme;
+
+getTheme.propTypes = {
+  mode: PropTypes.string.isRequired,
+};
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" aria-hidden="true" role="img" class="iconify iconify--logos" width="35.93" height="32" preserveAspectRatio="xMidYMid meet" viewBox="0 0 256 228"><path fill="#00D8FF" d="M210.483 73.824a171.49 171.49 0 0 0-8.24-2.597c.465-1.9.893-3.777 1.273-5.621c6.238-30.281 2.16-54.676-11.769-62.708c-13.355-7.7-35.196.329-57.254 19.526a171.23 171.23 0 0 0-6.375 5.848a155.866 155.866 0 0 0-4.241-3.917C100.759 3.829 77.587-4.822 63.673 3.233C50.33 10.957 46.379 33.89 51.995 62.588a170.974 170.974 0 0 0 1.892 8.48c-3.28.932-6.445 1.924-9.474 2.98C17.309 83.498 0 98.307 0 113.668c0 15.865 18.582 31.778 46.812 41.427a145.52 145.52 0 0 0 6.921 2.165a167.467 167.467 0 0 0-2.01 9.138c-5.354 28.2-1.173 50.591 12.134 58.266c13.744 7.926 36.812-.22 59.273-19.855a145.567 145.567 0 0 0 5.342-4.923a168.064 168.064 0 0 0 6.92 6.314c21.758 18.722 43.246 26.282 56.54 18.586c13.731-7.949 18.194-32.003 12.4-61.268a145.016 145.016 0 0 0-1.535-6.842c1.62-.48 3.21-.974 4.76-1.488c29.348-9.723 48.443-25.443 48.443-41.52c0-15.417-17.868-30.326-45.517-39.844Zm-6.365 70.984c-1.4.463-2.836.91-4.3 1.345c-3.24-10.257-7.612-21.163-12.963-32.432c5.106-11 9.31-21.767 12.459-31.957c2.619.758 5.16 1.557 7.61 2.4c23.69 8.156 38.14 20.213 38.14 29.504c0 9.896-15.606 22.743-40.946 31.14Zm-10.514 20.834c2.562 12.94 2.927 24.64 1.23 33.787c-1.524 8.219-4.59 13.698-8.382 15.893c-8.067 4.67-25.32-1.4-43.927-17.412a156.726 156.726 0 0 1-6.437-5.87c7.214-7.889 14.423-17.06 21.459-27.246c12.376-1.098 24.068-2.894 34.671-5.345a134.17 134.17 0 0 1 1.386 6.193ZM87.276 214.515c-7.882 2.783-14.16 2.863-17.955.675c-8.075-4.657-11.432-22.636-6.853-46.752a156.923 156.923 0 0 1 1.869-8.499c10.486 2.32 22.093 3.988 34.498 4.994c7.084 9.967 14.501 19.128 21.976 27.15a134.668 134.668 0 0 1-4.877 4.492c-9.933 8.682-19.886 14.842-28.658 17.94ZM50.35 144.747c-12.483-4.267-22.792-9.812-29.858-15.863c-6.35-5.437-9.555-10.836-9.555-15.216c0-9.322 13.897-21.212 37.076-29.293c2.813-.98 5.757-1.905 8.812-2.773c3.204 10.42 7.406 21.315 12.477 32.332c-5.137 11.18-9.399 22.249-12.634 32.792a134.718 134.718 0 0 1-6.318-1.979Zm12.378-84.26c-4.811-24.587-1.616-43.134 6.425-47.789c8.564-4.958 27.502 2.111 47.463 19.835a144.318 144.318 0 0 1 3.841 3.545c-7.438 7.987-14.787 17.08-21.808 26.988c-12.04 1.116-23.565 2.908-34.161 5.309a160.342 160.342 0 0 1-1.76-7.887Zm110.427 27.268a347.8 347.8 0 0 0-7.785-12.803c8.168 1.033 15.994 2.404 23.343 4.08c-2.206 7.072-4.956 14.465-8.193 22.045a381.151 381.151 0 0 0-7.365-13.322Zm-45.032-43.861c5.044 5.465 10.096 11.566 15.065 18.186a322.04 322.04 0 0 0-30.257-.006c4.974-6.559 10.069-12.652 15.192-18.18ZM82.802 87.83a323.167 323.167 0 0 0-7.227 13.238c-3.184-7.553-5.909-14.98-8.134-22.152c7.304-1.634 15.093-2.97 23.209-3.984a321.524 321.524 0 0 0-7.848 12.897Zm8.081 65.352c-8.385-.936-16.291-2.203-23.593-3.793c2.26-7.3 5.045-14.885 8.298-22.6a321.187 321.187 0 0 0 7.257 13.246c2.594 4.48 5.28 8.868 8.038 13.147Zm37.542 31.03c-5.184-5.592-10.354-11.779-15.403-18.433c4.902.192 9.899.29 14.978.29c5.218 0 10.376-.117 15.453-.343c-4.985 6.774-10.018 12.97-15.028 18.486Zm52.198-57.817c3.422 7.8 6.306 15.345 8.596 22.52c-7.422 1.694-15.436 3.058-23.88 4.071a382.417 382.417 0 0 0 7.859-13.026a347.403 347.403 0 0 0 7.425-13.565Zm-16.898 8.101a358.557 358.557 0 0 1-12.281 19.815a329.4 329.4 0 0 1-23.444.823c-7.967 0-15.716-.248-23.178-.732a310.202 310.202 0 0 1-12.513-19.846h.001a307.41 307.41 0 0 1-10.923-20.627a310.278 310.278 0 0 1 10.89-20.637l-.001.001a307.318 307.318 0 0 1 12.413-19.761c7.613-.576 15.42-.876 23.31-.876H128c7.926 0 15.743.303 23.354.883a329.357 329.357 0 0 1 12.335 19.695a358.489 358.489 0 0 1 11.036 20.54a329.472 329.472 0 0 1-11 20.722Zm22.56-122.124c8.572 4.944 11.906 24.881 6.52 51.026c-.344 1.668-.73 3.367-1.15 5.09c-10.622-2.452-22.155-4.275-34.23-5.408c-7.034-10.017-14.323-19.124-21.64-27.008a160.789 160.789 0 0 1 5.888-5.4c18.9-16.447 36.564-22.941 44.612-18.3ZM128 90.808c12.625 0 22.86 10.235 22.86 22.86s-10.235 22.86-22.86 22.86s-22.86-10.235-22.86-22.86s10.235-22.86 22.86-22.86Z"></path></svg>
@@ -0,0 +1,51 @@
+.dark-high-contrast {
+  --md-sys-color-primary: rgb(251 250 255);
+  --md-sys-color-surface-tint: rgb(165 200 255);
+  --md-sys-color-on-primary: rgb(0 0 0);
+  --md-sys-color-primary-container: rgb(173 204 255);
+  --md-sys-color-on-primary-container: rgb(0 0 0);
+  --md-sys-color-secondary: rgb(250 250 255);
+  --md-sys-color-on-secondary: rgb(0 0 0);
+  --md-sys-color-secondary-container: rgb(159 208 255);
+  --md-sys-color-on-secondary-container: rgb(0 0 0);
+  --md-sys-color-tertiary: rgb(255 249 251);
+  --md-sys-color-on-tertiary: rgb(0 0 0);
+  --md-sys-color-tertiary-container: rgb(222 193 231);
+  --md-sys-color-on-tertiary-container: rgb(0 0 0);
+  --md-sys-color-error: rgb(255 249 249);
+  --md-sys-color-on-error: rgb(0 0 0);
+  --md-sys-color-error-container: rgb(255 186 177);
+  --md-sys-color-on-error-container: rgb(0 0 0);
+  --md-sys-color-background: rgb(17 19 24);
+  --md-sys-color-on-background: rgb(225 226 233);
+  --md-sys-color-surface: rgb(17 19 24);
+  --md-sys-color-on-surface: rgb(255 255 255);
+  --md-sys-color-surface-variant: rgb(67 71 78);
+  --md-sys-color-on-surface-variant: rgb(251 250 255);
+  --md-sys-color-outline: rgb(200 202 212);
+  --md-sys-color-outline-variant: rgb(200 202 212);
+  --md-sys-color-shadow: rgb(0 0 0);
+  --md-sys-color-scrim: rgb(0 0 0);
+  --md-sys-color-inverse-surface: rgb(225 226 233);
+  --md-sys-color-inverse-on-surface: rgb(0 0 0);
+  --md-sys-color-inverse-primary: rgb(0 42 83);
+  --md-sys-color-primary-fixed: rgb(219 231 255);
+  --md-sys-color-on-primary-fixed: rgb(0 0 0);
+  --md-sys-color-primary-fixed-dim: rgb(173 204 255);
+  --md-sys-color-on-primary-fixed-variant: rgb(0 22 49);
+  --md-sys-color-secondary-fixed: rgb(214 233 255);
+  --md-sys-color-on-secondary-fixed: rgb(0 0 0);
+  --md-sys-color-secondary-fixed-dim: rgb(159 208 255);
+  --md-sys-color-on-secondary-fixed-variant: rgb(0 24 42);
+  --md-sys-color-tertiary-fixed: rgb(249 222 255);
+  --md-sys-color-on-tertiary-fixed: rgb(0 0 0);
+  --md-sys-color-tertiary-fixed-dim: rgb(222 193 231);
+  --md-sys-color-on-tertiary-fixed-variant: rgb(33 14 42);
+  --md-sys-color-surface-dim: rgb(17 19 24);
+  --md-sys-color-surface-bright: rgb(55 57 62);
+  --md-sys-color-surface-container-lowest: rgb(12 14 19);
+  --md-sys-color-surface-container-low: rgb(25 28 32);
+  --md-sys-color-surface-container: rgb(29 32 36);
+  --md-sys-color-surface-container-high: rgb(40 42 47);
+  --md-sys-color-surface-container-highest: rgb(50 53 58);
+}
@@ -0,0 +1,51 @@
+.dark-medium-contrast {
+  --md-sys-color-primary: rgb(173 204 255);
+  --md-sys-color-surface-tint: rgb(165 200 255);
+  --md-sys-color-on-primary: rgb(0 22 49);
+  --md-sys-color-primary-container: rgb(112 146 198);
+  --md-sys-color-on-primary-container: rgb(0 0 0);
+  --md-sys-color-secondary: rgb(159 208 255);
+  --md-sys-color-on-secondary: rgb(0 24 42);
+  --md-sys-color-secondary-container: rgb(100 149 193);
+  --md-sys-color-on-secondary-container: rgb(0 0 0);
+  --md-sys-color-tertiary: rgb(222 193 231);
+  --md-sys-color-on-tertiary: rgb(33 14 42);
+  --md-sys-color-tertiary-container: rgb(162 136 171);
+  --md-sys-color-on-tertiary-container: rgb(0 0 0);
+  --md-sys-color-error: rgb(255 186 177);
+  --md-sys-color-on-error: rgb(55 0 1);
+  --md-sys-color-error-container: rgb(255 84 73);
+  --md-sys-color-on-error-container: rgb(0 0 0);
+  --md-sys-color-background: rgb(17 19 24);
+  --md-sys-color-on-background: rgb(225 226 233);
+  --md-sys-color-surface: rgb(17 19 24);
+  --md-sys-color-on-surface: rgb(251 250 255);
+  --md-sys-color-surface-variant: rgb(67 71 78);
+  --md-sys-color-on-surface-variant: rgb(200 202 212);
+  --md-sys-color-outline: rgb(160 163 171);
+  --md-sys-color-outline-variant: rgb(128 131 139);
+  --md-sys-color-shadow: rgb(0 0 0);
+  --md-sys-color-scrim: rgb(0 0 0);
+  --md-sys-color-inverse-surface: rgb(225 226 233);
+  --md-sys-color-inverse-on-surface: rgb(40 42 47);
+  --md-sys-color-inverse-primary: rgb(35 73 120);
+  --md-sys-color-primary-fixed: rgb(212 227 255);
+  --md-sys-color-on-primary-fixed: rgb(0 17 40);
+  --md-sys-color-primary-fixed-dim: rgb(165 200 255);
+  --md-sys-color-on-primary-fixed-variant: rgb(10 55 100);
+  --md-sys-color-secondary-fixed: rgb(206 229 255);
+  --md-sys-color-on-secondary-fixed: rgb(0 18 34);
+  --md-sys-color-secondary-fixed-dim: rgb(154 203 250);
+  --md-sys-color-on-secondary-fixed-variant: rgb(0 57 91);
+  --md-sys-color-tertiary-fixed: rgb(247 216 255);
+  --md-sys-color-on-tertiary-fixed: rgb(28 9 37);
+  --md-sys-color-tertiary-fixed-dim: rgb(218 189 226);
+  --md-sys-color-on-tertiary-fixed-variant: rgb(67 46 76);
+  --md-sys-color-surface-dim: rgb(17 19 24);
+  --md-sys-color-surface-bright: rgb(55 57 62);
+  --md-sys-color-surface-container-lowest: rgb(12 14 19);
+  --md-sys-color-surface-container-low: rgb(25 28 32);
+  --md-sys-color-surface-container: rgb(29 32 36);
+  --md-sys-color-surface-container-high: rgb(40 42 47);
+  --md-sys-color-surface-container-highest: rgb(50 53 58);
+}
@@ -0,0 +1,51 @@
+.dark {
+  --md-sys-color-primary: rgb(165 200 255);
+  --md-sys-color-surface-tint: rgb(165 200 255);
+  --md-sys-color-on-primary: rgb(0 49 94);
+  --md-sys-color-primary-container: rgb(34 72 118);
+  --md-sys-color-on-primary-container: rgb(212 227 255);
+  --md-sys-color-secondary: rgb(154 203 250);
+  --md-sys-color-on-secondary: rgb(0 51 83);
+  --md-sys-color-secondary-container: rgb(12 74 114);
+  --md-sys-color-on-secondary-container: rgb(206 229 255);
+  --md-sys-color-tertiary: rgb(218 189 226);
+  --md-sys-color-on-tertiary: rgb(61 41 70);
+  --md-sys-color-tertiary-container: rgb(85 63 93);
+  --md-sys-color-on-tertiary-container: rgb(247 216 255);
+  --md-sys-color-error: rgb(255 180 171);
+  --md-sys-color-on-error: rgb(105 0 5);
+  --md-sys-color-error-container: rgb(147 0 10);
+  --md-sys-color-on-error-container: rgb(255 218 214);
+  --md-sys-color-background: rgb(17 19 24);
+  --md-sys-color-on-background: rgb(225 226 233);
+  --md-sys-color-surface: rgb(17 19 24);
+  --md-sys-color-on-surface: rgb(225 226 233);
+  --md-sys-color-surface-variant: rgb(67 71 78);
+  --md-sys-color-on-surface-variant: rgb(195 198 207);
+  --md-sys-color-outline: rgb(141 145 153);
+  --md-sys-color-outline-variant: rgb(67 71 78);
+  --md-sys-color-shadow: rgb(0 0 0);
+  --md-sys-color-scrim: rgb(0 0 0);
+  --md-sys-color-inverse-surface: rgb(225 226 233);
+  --md-sys-color-inverse-on-surface: rgb(46 48 53);
+  --md-sys-color-inverse-primary: rgb(60 96 144);
+  --md-sys-color-primary-fixed: rgb(212 227 255);
+  --md-sys-color-on-primary-fixed: rgb(0 28 58);
+  --md-sys-color-primary-fixed-dim: rgb(165 200 255);
+  --md-sys-color-on-primary-fixed-variant: rgb(34 72 118);
+  --md-sys-color-secondary-fixed: rgb(206 229 255);
+  --md-sys-color-on-secondary-fixed: rgb(0 29 50);
+  --md-sys-color-secondary-fixed-dim: rgb(154 203 250);
+  --md-sys-color-on-secondary-fixed-variant: rgb(12 74 114);
+  --md-sys-color-tertiary-fixed: rgb(247 216 255);
+  --md-sys-color-on-tertiary-fixed: rgb(39 20 48);
+  --md-sys-color-tertiary-fixed-dim: rgb(218 189 226);
+  --md-sys-color-on-tertiary-fixed-variant: rgb(85 63 93);
+  --md-sys-color-surface-dim: rgb(17 19 24);
+  --md-sys-color-surface-bright: rgb(55 57 62);
+  --md-sys-color-surface-container-lowest: rgb(12 14 19);
+  --md-sys-color-surface-container-low: rgb(25 28 32);
+  --md-sys-color-surface-container: rgb(29 32 36);
+  --md-sys-color-surface-container-high: rgb(40 42 47);
+  --md-sys-color-surface-container-highest: rgb(50 53 58);
+}
@@ -0,0 +1,51 @@
+.light-high-contrast {
+  --md-sys-color-primary: rgb(0 34 70);
+  --md-sys-color-surface-tint: rgb(60 96 144);
+  --md-sys-color-on-primary: rgb(255 255 255);
+  --md-sys-color-primary-container: rgb(29 68 114);
+  --md-sys-color-on-primary-container: rgb(255 255 255);
+  --md-sys-color-secondary: rgb(0 36 61);
+  --md-sys-color-on-secondary: rgb(255 255 255);
+  --md-sys-color-secondary-container: rgb(3 70 110);
+  --md-sys-color-on-secondary-container: rgb(255 255 255);
+  --md-sys-color-tertiary: rgb(46 26 55);
+  --md-sys-color-on-tertiary: rgb(255 255 255);
+  --md-sys-color-tertiary-container: rgb(81 59 89);
+  --md-sys-color-on-tertiary-container: rgb(255 255 255);
+  --md-sys-color-error: rgb(78 0 2);
+  --md-sys-color-on-error: rgb(255 255 255);
+  --md-sys-color-error-container: rgb(140 0 9);
+  --md-sys-color-on-error-container: rgb(255 255 255);
+  --md-sys-color-background: rgb(249 249 255);
+  --md-sys-color-on-background: rgb(25 28 32);
+  --md-sys-color-surface: rgb(249 249 255);
+  --md-sys-color-on-surface: rgb(0 0 0);
+  --md-sys-color-surface-variant: rgb(224 226 236);
+  --md-sys-color-on-surface-variant: rgb(32 36 43);
+  --md-sys-color-outline: rgb(63 67 74);
+  --md-sys-color-outline-variant: rgb(63 67 74);
+  --md-sys-color-shadow: rgb(0 0 0);
+  --md-sys-color-scrim: rgb(0 0 0);
+  --md-sys-color-inverse-surface: rgb(46 48 53);
+  --md-sys-color-inverse-on-surface: rgb(255 255 255);
+  --md-sys-color-inverse-primary: rgb(228 236 255);
+  --md-sys-color-primary-fixed: rgb(29 68 114);
+  --md-sys-color-on-primary-fixed: rgb(255 255 255);
+  --md-sys-color-primary-fixed-dim: rgb(0 45 88);
+  --md-sys-color-on-primary-fixed-variant: rgb(255 255 255);
+  --md-sys-color-secondary-fixed: rgb(3 70 110);
+  --md-sys-color-on-secondary-fixed: rgb(255 255 255);
+  --md-sys-color-secondary-fixed-dim: rgb(0 47 77);
+  --md-sys-color-on-secondary-fixed-variant: rgb(255 255 255);
+  --md-sys-color-tertiary-fixed: rgb(81 59 89);
+  --md-sys-color-on-tertiary-fixed: rgb(255 255 255);
+  --md-sys-color-tertiary-fixed-dim: rgb(57 37 66);
+  --md-sys-color-on-tertiary-fixed-variant: rgb(255 255 255);
+  --md-sys-color-surface-dim: rgb(217 218 224);
+  --md-sys-color-surface-bright: rgb(249 249 255);
+  --md-sys-color-surface-container-lowest: rgb(255 255 255);
+  --md-sys-color-surface-container-low: rgb(243 243 250);
+  --md-sys-color-surface-container: rgb(237 237 244);
+  --md-sys-color-surface-container-high: rgb(231 232 238);
+  --md-sys-color-surface-container-highest: rgb(225 226 233);
+}
@@ -0,0 +1,51 @@
+.light-medium-contrast {
+  --md-sys-color-primary: rgb(29 68 114);
+  --md-sys-color-surface-tint: rgb(60 96 144);
+  --md-sys-color-on-primary: rgb(255 255 255);
+  --md-sys-color-primary-container: rgb(83 118 167);
+  --md-sys-color-on-primary-container: rgb(255 255 255);
+  --md-sys-color-secondary: rgb(3 70 110);
+  --md-sys-color-on-secondary: rgb(255 255 255);
+  --md-sys-color-secondary-container: rgb(71 121 163);
+  --md-sys-color-on-secondary-container: rgb(255 255 255);
+  --md-sys-color-tertiary: rgb(81 59 89);
+  --md-sys-color-on-tertiary: rgb(255 255 255);
+  --md-sys-color-tertiary-container: rgb(133 108 141);
+  --md-sys-color-on-tertiary-container: rgb(255 255 255);
+  --md-sys-color-error: rgb(140 0 9);
+  --md-sys-color-on-error: rgb(255 255 255);
+  --md-sys-color-error-container: rgb(218 52 46);
+  --md-sys-color-on-error-container: rgb(255 255 255);
+  --md-sys-color-background: rgb(249 249 255);
+  --md-sys-color-on-background: rgb(25 28 32);
+  --md-sys-color-surface: rgb(249 249 255);
+  --md-sys-color-on-surface: rgb(25 28 32);
+  --md-sys-color-surface-variant: rgb(224 226 236);
+  --md-sys-color-on-surface-variant: rgb(63 67 74);
+  --md-sys-color-outline: rgb(91 95 103);
+  --md-sys-color-outline-variant: rgb(119 123 131);
+  --md-sys-color-shadow: rgb(0 0 0);
+  --md-sys-color-scrim: rgb(0 0 0);
+  --md-sys-color-inverse-surface: rgb(46 48 53);
+  --md-sys-color-inverse-on-surface: rgb(240 240 247);
+  --md-sys-color-inverse-primary: rgb(165 200 255);
+  --md-sys-color-primary-fixed: rgb(83 118 167);
+  --md-sys-color-on-primary-fixed: rgb(255 255 255);
+  --md-sys-color-primary-fixed-dim: rgb(58 93 141);
+  --md-sys-color-on-primary-fixed-variant: rgb(255 255 255);
+  --md-sys-color-secondary-fixed: rgb(71 121 163);
+  --md-sys-color-on-secondary-fixed: rgb(255 255 255);
+  --md-sys-color-secondary-fixed-dim: rgb(43 96 137);
+  --md-sys-color-on-secondary-fixed-variant: rgb(255 255 255);
+  --md-sys-color-tertiary-fixed: rgb(133 108 141);
+  --md-sys-color-on-tertiary-fixed: rgb(255 255 255);
+  --md-sys-color-tertiary-fixed-dim: rgb(107 84 116);
+  --md-sys-color-on-tertiary-fixed-variant: rgb(255 255 255);
+  --md-sys-color-surface-dim: rgb(217 218 224);
+  --md-sys-color-surface-bright: rgb(249 249 255);
+  --md-sys-color-surface-container-lowest: rgb(255 255 255);
+  --md-sys-color-surface-container-low: rgb(243 243 250);
+  --md-sys-color-surface-container: rgb(237 237 244);
+  --md-sys-color-surface-container-high: rgb(231 232 238);
+  --md-sys-color-surface-container-highest: rgb(225 226 233);
+}
@@ -0,0 +1,51 @@
+.light {
+  --md-sys-color-primary: rgb(60 96 144);
+  --md-sys-color-surface-tint: rgb(60 96 144);
+  --md-sys-color-on-primary: rgb(255 255 255);
+  --md-sys-color-primary-container: rgb(212 227 255);
+  --md-sys-color-on-primary-container: rgb(0 28 58);
+  --md-sys-color-secondary: rgb(46 98 140);
+  --md-sys-color-on-secondary: rgb(255 255 255);
+  --md-sys-color-secondary-container: rgb(206 229 255);
+  --md-sys-color-on-secondary-container: rgb(0 29 50);
+  --md-sys-color-tertiary: rgb(110 86 118);
+  --md-sys-color-on-tertiary: rgb(255 255 255);
+  --md-sys-color-tertiary-container: rgb(247 216 255);
+  --md-sys-color-on-tertiary-container: rgb(39 20 48);
+  --md-sys-color-error: rgb(186 26 26);
+  --md-sys-color-on-error: rgb(255 255 255);
+  --md-sys-color-error-container: rgb(255 218 214);
+  --md-sys-color-on-error-container: rgb(65 0 2);
+  --md-sys-color-background: rgb(249 249 255);
+  --md-sys-color-on-background: rgb(25 28 32);
+  --md-sys-color-surface: rgb(249 249 255);
+  --md-sys-color-on-surface: rgb(25 28 32);
+  --md-sys-color-surface-variant: rgb(224 226 236);
+  --md-sys-color-on-surface-variant: rgb(67 71 78);
+  --md-sys-color-outline: rgb(116 119 127);
+  --md-sys-color-outline-variant: rgb(195 198 207);
+  --md-sys-color-shadow: rgb(0 0 0);
+  --md-sys-color-scrim: rgb(0 0 0);
+  --md-sys-color-inverse-surface: rgb(46 48 53);
+  --md-sys-color-inverse-on-surface: rgb(240 240 247);
+  --md-sys-color-inverse-primary: rgb(165 200 255);
+  --md-sys-color-primary-fixed: rgb(212 227 255);
+  --md-sys-color-on-primary-fixed: rgb(0 28 58);
+  --md-sys-color-primary-fixed-dim: rgb(165 200 255);
+  --md-sys-color-on-primary-fixed-variant: rgb(34 72 118);
+  --md-sys-color-secondary-fixed: rgb(206 229 255);
+  --md-sys-color-on-secondary-fixed: rgb(0 29 50);
+  --md-sys-color-secondary-fixed-dim: rgb(154 203 250);
+  --md-sys-color-on-secondary-fixed-variant: rgb(12 74 114);
+  --md-sys-color-tertiary-fixed: rgb(247 216 255);
+  --md-sys-color-on-tertiary-fixed: rgb(39 20 48);
+  --md-sys-color-tertiary-fixed-dim: rgb(218 189 226);
+  --md-sys-color-on-tertiary-fixed-variant: rgb(85 63 93);
+  --md-sys-color-surface-dim: rgb(217 218 224);
+  --md-sys-color-surface-bright: rgb(249 249 255);
+  --md-sys-color-surface-container-lowest: rgb(255 255 255);
+  --md-sys-color-surface-container-low: rgb(243 243 250);
+  --md-sys-color-surface-container: rgb(237 237 244);
+  --md-sys-color-surface-container-high: rgb(231 232 238);
+  --md-sys-color-surface-container-highest: rgb(225 226 233);
+}
@@ -0,0 +1,107 @@
+:root {
+  font-family: Inter, system-ui, Avenir, Helvetica, Arial, sans-serif;
+  line-height: 1.5;
+  font-weight: 400;
+
+  color-scheme: light dark;
+  color: rgba(255, 255, 255, 0.87);
+  background-color: #242424;
+
+  font-synthesis: none;
+  text-rendering: optimizeLegibility;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+}
+
+a {
+  font-weight: 500;
+  color: #646cff;
+  text-decoration: inherit;
+}
+a:hover {
+  color: #535bf2;
+}
+
+body {
+  margin: 0;
+  display: flex;
+  place-items: center;
+  min-width: 320px;
+  min-height: 100vh;
+}
+
+button {
+  border-radius: 8px;
+  border: 1px solid transparent;
+  padding: 0.6em 1.2em;
+  font-size: 1em;
+  font-weight: 500;
+  font-family: inherit;
+  background-color: #1a1a1a;
+  cursor: pointer;
+  transition: border-color 0.25s;
+}
+button:hover {
+  border-color: #646cff;
+}
+button:focus,
+button:focus-visible {
+  outline: 4px auto -webkit-focus-ring-color;
+}
+
+button#query-button {
+  height: 5em;
+  vertical-align: top;
+}
+
+button#play-button {
+  padding: '10px 20px';
+  font-size: '16px';
+  cursor: 'pointer';
+  background-color: '#28a745';
+  color: '#fff';
+  border: 'none';
+  border-radius: '5px';
+};
+
+button#pause-button {
+  background-color: #ffc107;
+}
+
+button#stop-button {
+  background-color: #dc3545;
+}
+
+h1 {
+  font-size: 3.2em;
+  line-height: 1.1;
+}
+
+p#footer {
+  float: none;
+  clear: both;
+  vertical-align: bottom;
+}
+
+table#query-output {
+  float: none;
+  clear: both;
+}
+
+textarea#query-input {
+  height: 5em;
+  width: 50em;
+}
+
+@media (prefers-color-scheme: light) {
+  :root {
+    color: #213547;
+    background-color: #ffffff;
+  }
+  a:hover {
+    color: #747bff;
+  }
+  button {
+    background-color: #f9f9f9;
+  }
+}
@@ -0,0 +1,7 @@
+import React from 'react';
+import ReactDOM from 'react-dom/client';
+import App from './App';
+
+ReactDOM.createRoot(document.getElementById('root')).render(
+  <App />
+)
@@ -0,0 +1,68 @@
+import { fileURLToPath, URL } from 'node:url';
+import { defineConfig } from 'vite';
+import plugin from '@vitejs/plugin-react';
+import fs from 'fs';
+import path from 'path';
+import child_process from 'child_process';
+import process, { env } from 'process';
+
+const baseFolder =
+  process.env.APPDATA !== undefined && process.env.APPDATA !== ''
+    ? `${process.env.APPDATA}/ASP.NET/https`
+    : `${process.env.HOME}/.aspnet/https`;
+
+const certificateName = "bts.datastreamwebapp.client";
+const certFilePath = path.join(baseFolder, `${certificateName}.pem`);
+const keyFilePath = path.join(baseFolder, `${certificateName}.key`);
+
+if (!fs.existsSync(certFilePath) || !fs.existsSync(keyFilePath)) {
+  if (0 !== child_process.spawnSync('dotnet', [
+    'dev-certs',
+    'https',
+    '--export-path',
+    certFilePath,
+    '--format',
+    'Pem',
+    '--no-password',
+  ], { stdio: 'inherit', }).status) {
+    throw new Error("Could not create certificate.");
+  }
+}
+
+export default defineConfig(({ $$command, mode, $$isSsrBuild, $$isPreview }) => {
+  const target = env.ASPNETCORE_HTTPS_PORT
+    ? `https://localhost:${env.ASPNETCORE_HTTPS_PORT}`
+    : env.ASPNETCORE_URLS
+      ? env.ASPNETCORE_URLS.split(';')[0]
+      : 'https://localhost:8443';
+  return {
+    plugins: [plugin()],
+    resolve: {
+      alias: {
+        '@': fileURLToPath(new URL('./src', import.meta.url))
+      }
+    },
+    build: {
+      minify: false,
+      sourcemap: true,
+      outDir: `../../../build/Bts.DataStreamWebApp.Client/${mode}/dist`
+    },
+    server: {
+      proxy: {
+        '^/api': {
+          target,
+          secure: false
+        },
+        '^/ws': {
+          target,
+          secure: false
+        }
+      },
+      port: 5173,
+      https: {
+        key: fs.readFileSync(keyFilePath),
+        cert: fs.readFileSync(certFilePath),
+      }
+    }
+  };
+});
@@ -0,0 +1,40 @@
+<Project Sdk="Microsoft.NET.Sdk.Web">
+
+  <PropertyGroup>
+    <TargetFramework>net7.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <InvariantGlobalization>true</InvariantGlobalization>
+    <SpaRoot>..\Bts.DataStreamWebApp.Client</SpaRoot>
+    <SpaProxyLaunchCommand>npm run dev</SpaProxyLaunchCommand>
+    <SpaProxyServerUrl>https://localhost:5173</SpaProxyServerUrl>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="CommandLineParser" Version="2.9.1" />
+    <PackageReference Include="Microsoft.AspNetCore.SpaProxy" Version="7.0.20" />
+    <PackageReference Include="Microsoft.AspNetCore.SpaServices.Extensions" Version="7.0.20" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
+    <PackageReference Include="Swashbuckle.AspNetCore" Version="6.4.0" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\Bts.DataStreamWebApp.Client\Bts.DataStreamWebApp.Client.esproj">
+      <ReferenceOutputAssembly>false</ReferenceOutputAssembly>
+    </ProjectReference>
+    <ProjectReference Include="..\DataStream\DataStream.csproj" />
+    <ProjectReference Include="..\SharedStreams\SharedStreams.csproj" />
+    <ProjectReference Include="..\..\client\spark_api\spark_api.csproj" />
+    <ProjectReference Include="..\..\client\spark_core\spark_core.csproj" />
+    <ProjectReference Include="..\..\client\spark_websocket\spark_websocket.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ConfigurationProfile Include="appsettings.Development.json" />
+    <ConfigurationProfile Include="appsettings.Production.json" />
+    <ConfigurationProfile Include="appsettings.ProductionAws.json" />
+    <ConfigurationProfile Include="appsettings.Staging.json" />
+    <ConfigurationProfile Include="appsettings.json" />
+  </ItemGroup>
+
+</Project>
@@ -0,0 +1,5 @@
+namespace Bts.DataStreamWebApp.Server;
+
+public class CannedQueriesConfig {
+   public List<CannedQuery>? Items { get; set; }
+}
@@ -0,0 +1,6 @@
+namespace Bts.DataStreamWebApp.Server;
+
+public class CannedQuery {
+   public string? Name { get; set; }
+   public List<string>? Query { get; set; }
+}
@@ -0,0 +1,18 @@
+namespace Bts.DataStreamWebApp.Server;
+
+using Microsoft.AspNetCore.Mvc;
+
+[ApiController]
+[Route("api/[controller]")]
+public class CannedQueriesController : ControllerBase {
+   readonly IConfiguration config;
+
+   public CannedQueriesController(IConfiguration config) =>
+      this.config = config;
+
+   [HttpGet(Name = "GetCannedQueries")]
+   public IEnumerable<CannedQuery>? Get() {
+      var cannedQueries = config.GetSection("CannedQueries").Get<List<CannedQuery>>()?.ToArray() ?? Array.Empty<CannedQuery>();
+      return cannedQueries;
+   }
+}
@@ -0,0 +1,22 @@
+// using Bts.DataStreamWebApp.Server;
+
+// using Microsoft.AspNetCore.Mvc;
+
+// [ApiController]
+// [Route("api/[controller]")]
+// public class ConfigController : ControllerBase {
+//    private readonly IConfiguration _configuration;
+
+//    public ConfigController(IConfiguration configuration) {
+//       _configuration = configuration;
+//    }
+
+//    [HttpGet("websocket")]
+//    public ActionResult<DataStreamWebSocketConfig> GetWebSocketConfig() {
+//       var endpoint = $"{_configuration["Kestrel:Endpoints:Http:Url"]}/ws";
+//       var webSocketConfig = new DataStreamWebSocketConfig {
+//          Endpoint = endpoint // or Https based on your setup
+//       };
+//       return Ok(webSocketConfig);
+//    }
+// }
@@ -0,0 +1,30 @@
+namespace Bts.DataStreamWebApp.Server.Controllers;
+
+using Microsoft.AspNetCore.Mvc;
+
+[Route("/ws")]
+public class DataStreamSubscriptionController : ControllerBase {
+   readonly ILogger logger;
+
+   public DataStreamSubscriptionController(ILogger<DataStreamSubscriptionController> logger) {
+      this.logger = logger;
+      logger.LogInformation("Creating {ControllerType}", GetType().Name);
+   }
+
+   [Route("/ws")]
+   public async Task Get(CancellationToken cancellationToken) {
+      if (!HttpContext.WebSockets.IsWebSocketRequest) {
+         logger.LogError("Expected websocket request on path '{}'", HttpContext.Request.Path);
+         return;
+      }
+      logger.LogInformation("Establishing websocket connection...");
+      try {
+         using var webSocket = await HttpContext.WebSockets.AcceptWebSocketAsync();
+         logger.LogInformation("Websocket connection established.");
+         using var server = new DataStreamWebSocketServer(webSocket, logger);
+         await server.Run(cancellationToken);
+      } catch (Exception ex) {
+         logger.LogError("DataStreamSubscriptionController.Run threw exception: {Exception}", ex);
+      }
+   }
+}
@@ -0,0 +1,133 @@
+namespace Bts.DataStreamWebApp.Server.Controllers;
+
+using BCG;
+
+using bts.websocket_core.json_rpc;
+
+using Bts.DataStreamCore;
+using Bts.DataStreamWebApp.Server.Messages;
+
+using System;
+using System.Net.WebSockets;
+using System.Text;
+using System.Text.Json;
+using System.Text.Json.Serialization;
+
+class DataStreamSubscription : IDisposable, IHostedService {
+   public readonly ViewStream ViewStream;
+   public DataPacket? LastFired;
+
+   readonly ILogger logger;
+   readonly WebSocket webSocket;
+
+   public DataStreamSubscription(string id, JsonRpcId requestId, ViewStream viewStream, WebSocket webSocket, ILogger logger) {
+      ViewStream = viewStream;
+      RequestId = requestId;
+      Id = id;
+      this.webSocket = webSocket;
+      this.logger = logger;
+   }
+
+   public string Id { get; }
+   public JsonRpcId RequestId { get; }
+   public SubscriptionStatus Status { get; private set; }
+
+   public void Start() {
+      if (Status == SubscriptionStatus.Subscribed) {
+         logger.LogWarning("Ignoring redundant call to 'Start'. Id = {Id} Status = {Status}", Id, Status);
+         return;
+      }
+      logger.LogInformation("Subscribing to ViewStream. SubscriptionId = {SubscriptionId}", Id);
+      Status = SubscriptionStatus.Subscribed;
+      ViewStream.onChange += onChange;
+   }
+
+   public Task StartAsync(CancellationToken cancellationToken) {
+      cancellationToken.ThrowIfCancellationRequested();
+      Start();
+      return Task.CompletedTask;
+   }
+
+   public Task Clear() {
+      if (LastFired is null) {
+         return Task.CompletedTask;
+      }
+      logger.LogInformation("Clearing subscription (firing DataPacket to delete all rows). Id = {Id} Status = {Status}", Id, Status);
+      return sendDataPacket("clear", new(new BlueTable(LastFired.schema), new BlueTable(LastFired.schema), LastFired.newRows));
+   }
+
+   public void Stop() {
+      if (Status == SubscriptionStatus.Unsubscribed) {
+         logger.LogWarning("Ignoring redundant call to 'Stop'. Id = {Id} Status = {Status}", Id, Status);
+         return;
+      }
+      logger.LogInformation("Unsubscribing from ViewStream. SubscriptionId = {SubscriptionId}", Id);
+      Status = SubscriptionStatus.Unsubscribed;
+      ViewStream.onChange -= onChange;
+   }
+
+   public Task StopAsync(CancellationToken cancellationToken) {
+      cancellationToken.ThrowIfCancellationRequested();
+      Stop();
+      return Task.CompletedTask;
+   }
+
+   public void Dispose() =>
+      Stop();
+
+   async void onChange(object newValue) {
+      if (newValue is not DataPacket dp) {
+         logger.LogError("Expected DataPacket in stream callback (actually received {}).", newValue?.GetType());
+         return;
+      }
+      if (webSocket.State != WebSocketState.Open) {
+         logger.LogError(
+            "Unsubscribing from stream early because WebSocket state = {WebSocketState}", webSocket.State);
+         Dispose();
+         return;
+      }
+      await sendDataPacket("subscribe", dp);
+   }
+
+   async Task sendDataPacket(string method, DataPacket dp) {
+      var serializerOpts = new JsonSerializerOptions {
+         NumberHandling = JsonNumberHandling.AllowNamedFloatingPointLiterals
+      };
+      serializerOpts.Converters.Add(new DataPacketJsonConverter() {
+         IncludeCurrent = true,
+         UseObjectRows = true,
+      });
+      var res = JsonRpcRequest.CreateNotification(method, new DataStreamSubscriptionUpdate() {
+         SubscriptionId = Id,
+         Table = dp
+      });
+      var str = serialize(res, serializerOpts);
+      if (str is null) {
+         logger.LogError("Unsubscribing from stream early because we failed to serialize an outgoing DataPacket");
+         Dispose();
+         return;
+      }
+      logger.LogInformation(
+         "Sending DataPacket. NumRows = {NumRows} NumCols = {NumCols} MessageLength = {MessageLength}",
+         dp.newRows.Count,
+         dp.schema.columnNames.Length,
+         str.Length);
+      var bytes = Encoding.UTF8.GetBytes(str);
+      try {
+         await webSocket.SendAsync(bytes, WebSocketMessageType.Text, true, CancellationToken.None);
+         LastFired = dp;
+      } catch (WebSocketException ex) {
+         logger.LogError($"sendDataPacket failed on webSocket.SendAsync: {ex}");
+      }
+   }
+
+   string? serialize<T>(T message, JsonSerializerOptions? opts) {
+      opts ??= JsonSerializerOptions.Default;
+      try {
+         return JsonSerializer.Serialize(message, opts);
+      } catch (Exception ex) {
+         logger.LogError("Failed to serialize message of type {MessageType}: {Exception}", typeof(T), ex);
+      }
+      return null;
+   }
+}
@@ -0,0 +1,13 @@
+namespace Bts.DataStreamWebApp.Server;
+
+using BCG;
+
+using System.Text.Json.Serialization;
+
+public class DataStreamSubscriptionUpdate {
+   [JsonPropertyName("subscription_id")]
+   public string? SubscriptionId { get; set; }
+
+   [JsonPropertyName("table")]
+   public DataPacket? Table { get; set; }
+}
@@ -0,0 +1,89 @@
+namespace Bts.DataStreamWebApp.Server;
+
+using Bts.PubSub;
+
+using CommandLine;
+
+using System.Text.Json;
+using System.Text.Json.Serialization;
+
+class DataStreamWebAppServerConfig {
+   /// <summary>
+   /// The login user for sparkd
+   /// </summary>
+   [JsonPropertyName("user")]
+   [Option("user", HelpText = "The sparkd login user")]
+   public string? User { get; set; }
+
+   /// <summary>
+   /// The login password for sparkd
+   /// </summary>
+   [JsonPropertyName("password")]
+   [Option("pass", HelpText = "The sparkd login password")]
+   public string? Password { get; set; }
+
+   /// <summary>
+   /// The config server url for sparkd
+   /// </summary>
+   [JsonPropertyName("sparkd")]
+   [Option("sparkd", HelpText = "The sparkd config server")]
+   public string? Sparkd { get; set; }
+
+   [JsonPropertyName("pubsub")]
+   public PubSubConfig? PubSub { get; set; }
+
+   [Option("content-root-path")]
+   [JsonPropertyName("content_root_path")]
+   public string? ContentRootPath { get; set; }
+
+   [Option("web-root-path")]
+   [JsonPropertyName("web_root_path")]
+   public string? WebRootPath { get; set; }
+
+   [Option("environment-name")]
+   [JsonPropertyName("environment_name")]
+   public string? EnvironmentName { get; set; }
+
+   public DirectoryBrowserOptions? DirectoryBrowser { get; set; }
+
+   [Option(
+      "config",
+      MetaValue = "PATH",
+      HelpText = "Path to json file representing these options (DataStreamPublisherConfig)")]
+   [JsonIgnore]
+   public string? ConfigFile { get; set; }
+
+   public static DataStreamWebAppServerConfig Default() =>
+      new() {
+         User = "bts",
+         PubSub = PubSubConfig.Default(),
+      };
+
+   public void MergeWith(DataStreamWebAppServerConfig other) {
+      User ??= other.User;
+      Password ??= other.Password;
+      PubSub ??= other.PubSub;
+      Sparkd ??= other.Sparkd;
+      ContentRootPath ??= other.ContentRootPath;
+      WebRootPath ??= other.WebRootPath;
+      ConfigFile ??= other.ConfigFile;
+   }
+
+   /// <summary>
+   /// Merges options with those defined in `ConfigFile` (does not overwrite
+   /// non-null existing values).
+   /// </summary>
+   /// <exception cref="InvalidOperationException">
+   /// JsonSerializer.Deserialize returns null
+   /// </exception>
+   public void MergeWithConfigFile() {
+      if (ConfigFile is null) {
+         return;
+      }
+      var cfgString = File.ReadAllText(ConfigFile);
+      var parsedCfg = JsonSerializer.Deserialize<DataStreamWebAppServerConfig>(cfgString) ??
+         throw new InvalidOperationException($"Failed to parse json from {ConfigFile}");
+      MergeWith(parsedCfg);
+      ConfigFile = null;
+   }
+}
@@ -0,0 +1,5 @@
+namespace Bts.DataStreamWebApp.Server;
+
+public class DataStreamWebSocketConfig {
+   public string? Endpoint { get; set; }
+}
@@ -0,0 +1,148 @@
+namespace Bts.DataStreamWebApp.Server.Controllers;
+
+using bts.websocket_core.json_rpc;
+
+using Bts.DataStreamWebApp.Server.Messages;
+
+using System.Net.WebSockets;
+using System.Text;
+using System.Text.Json;
+using System.Text.Json.Nodes;
+
+public class DataStreamWebSocketServer : IDisposable, IAsyncDisposable {
+   readonly ILogger logger;
+   readonly WebSocket webSocket;
+   readonly Dictionary<string, DataStreamSubscription> subscriptions = new();
+
+   public DataStreamWebSocketServer(WebSocket webSocket, ILogger logger) {
+      this.webSocket = webSocket;
+      this.logger = logger;
+   }
+
+   public async Task<int> Run(CancellationToken cancellationToken) {
+      logger.LogInformation("DataStreamWebSocketServer running");
+      await foreach (var req in JsonRpcRequestAsyncEnumerable.Create(webSocket, logger, cancellationToken)) {
+         await (req.Method switch {
+            "subscribe" => onSubscribe(req, cancellationToken),
+            "unsubscribe" => onUnsubscribe(req.Deserialize<UnsubscribeRequest>(), cancellationToken),
+            _ => Task.CompletedTask,
+         });
+      }
+      logger.LogInformation("DataStreamWebSocketServer stopped");
+      return 0;
+   }
+
+   /// <summary>
+   /// Disposes internal subscriptions. To additionally notify the client of the subscription status
+   /// change(s), use <see cref="DisposeAsync"/>.
+   /// </summary>
+   public void Dispose() {
+      GC.SuppressFinalize(this);
+      disposeSubscriptions();
+   }
+
+   /// <summary>
+   /// Disposes internal subscriptions (like <see cref="Dispose"/>), then sends 'subscription status change'
+   /// notifications to the client (unlike <see cref="Dispose"/>).
+   /// </summary>
+   public async ValueTask DisposeAsync() {
+      GC.SuppressFinalize(this);
+      var finalSubs = subscriptions.Values.Select(s => (s.RequestId, s.Id)).ToList();
+      disposeSubscriptions();
+      // Send a 'subscription status change' msg to the client for each one.
+      foreach (var (requestId, id) in finalSubs) {
+         await sendSubscriptionStatus(requestId, id, "unsubscribe", SubscriptionStatus.Unsubscribed, CancellationToken.None);
+      }
+   }
+
+   async Task onSubscribe(JsonRpcRequest<JsonNode> req, CancellationToken cancellationToken) {
+      ArgumentNullException.ThrowIfNull(req.Id);
+      ArgumentException.ThrowIfNullOrEmpty(req.Method);
+      if (!SubscribeRequest.Parse(req, out var subReq, out var parseErr, out var errCode)) {
+         logger.LogError("Invalid 'subscribe' request: {Reason}", parseErr);
+         var rpcError = JsonRpcResponse.CreateError<SubscriptionError>(
+            req.Id, new() { Code = (long)errCode, Message = "Failed to parse subscription request", Data = parseErr });
+         await send(rpcError, cancellationToken);
+         return;
+      }
+      var subId = subReq.SubscriptionId ?? throw new InvalidOperationException("SubscriptionId is null (parse false)");
+      disposeSubscription(subId);
+      if (!subReq.ParseQuery(out var vs, out parseErr, out errCode)) {
+         logger.LogError("Invalid 'subscribe' request: {Reason}", parseErr);
+         var rpcError = JsonRpcResponse.CreateError<SubscriptionError>(
+            req.Id, new() { Code = (long)errCode, Message = "Failed to parse subscription request", Data = parseErr });
+         await send(rpcError, cancellationToken);
+         return;
+      }
+      if (subscriptions.TryGetValue(subId, out var oldSub)) {
+         logger.LogInformation("Disposing existing subscription with id {SubscriptionId}", subId);
+         oldSub.Dispose();
+      }
+      var sub = new DataStreamSubscription(subId, req.Id.Value, vs, webSocket, logger);
+      subscriptions[subId] = sub;
+      await sendSubscriptionStatus(req.Id.Value, subId, req.Method, SubscriptionStatus.Subscribed, cancellationToken);
+      vs.ErrorChanged += OnStreamError;
+      await sub.StartAsync(cancellationToken);
+
+      async void OnStreamError(Exception exception) {
+         logger.LogError("Error in ViewStream (disposing subscription): {Exception}", exception);
+         subscriptions.Remove(sub.Id);
+         sub.Dispose();
+         var error = new SubscriptionError() {
+            ErrorMessage = "Error in ViewStream (disposing subscription)"
+         };
+         if (exception is not null) {
+            error.ErrorMessage += ". " + exception.Message;
+            error.StackTrace = exception.StackTrace?.Split("\n")?.ToList();
+         }
+         var rpcError = JsonRpcResponse.CreateError<SubscriptionError>(
+            req.Id, new() { Code = (long)ErrorCode.ViewStreamError, Message = "Error in ViewStream (disposing subscription)", Data = error });
+         await send(rpcError, cancellationToken);
+      }
+   }
+
+   async Task onUnsubscribe(JsonRpcRequest<UnsubscribeRequest> req, CancellationToken cancellationToken) {
+      ArgumentNullException.ThrowIfNull(req.Id);
+      ArgumentException.ThrowIfNullOrEmpty(req.Method);
+      var subId = req.Params?.SubscriptionId ?? string.Empty;
+      if (!disposeSubscription(subId)) {
+         logger.LogInformation("Unable to dispose subscription. Subscription with id {Id} not found.", subId);
+      }
+      await sendSubscriptionStatus(req.Id.Value, subId, "unsubscribe", SubscriptionStatus.Unsubscribed, cancellationToken);
+   }
+
+   bool disposeSubscription(string subId) {
+      if (!subscriptions.TryGetValue(subId, out var sub)) {
+         return false;
+      }
+      logger.LogInformation("Disposing subscription with id {Id}", subId);
+      sub.Dispose();
+      subscriptions.Remove(subId);
+      return true;
+   }
+
+   Task sendSubscriptionStatus(JsonRpcId reqId, string subId, string method, SubscriptionStatus status, CancellationToken cancellationToken) {
+      logger.LogInformation("Sending {Method} ack. SubscriptionId = {SubscriptionId}", method, subId);
+      var response = JsonRpcResponse.Create(reqId, new SubscriptionStatusMessage() {
+         SubscriptionId = subId,
+         Status = status,
+      });
+      return send(response, cancellationToken);
+   }
+
+   Task send<T>(T message, CancellationToken cancellationToken) {
+      if (message is null) {
+         return Task.CompletedTask;
+      }
+      var str = JsonSerializer.Serialize(message);
+      var bytes = Encoding.UTF8.GetBytes(str);
+      logger.LogTrace("Sending data. Length = {Length}", bytes.Length);
+      return webSocket.SendAsync(bytes, WebSocketMessageType.Text, true, cancellationToken);
+   }
+
+   void disposeSubscriptions() {
+      logger.LogInformation("Disposing DataStreamWebSocketServer subscriptions. Count: {Count}", subscriptions.Count);
+      subscriptions.Values.DisposeAll();
+      subscriptions.Clear();
+   }
+}
@@ -0,0 +1,13 @@
+FROM bluetradingsystems/linux_dotnet7
+
+ARG CS_SOURCE_DIR="build/Release/bin/net7.0/linux-x64/publish"
+ARG CPP_SOURCE_DIR="install/data-stream-suite-linux"
+ARG WEB_ROOT="build/Bts.DataStreamWebApp.Client/production/dist"
+ARG CONF_FILE="src/DataStreamSuite/Bts.DataStreamWebApp.Server/spark.conf"
+
+RUN dotnet dev-certs https --trust
+COPY --chown=bts:bts "${CPP_SOURCE_DIR}/lib" "bin"
+COPY --chown=bts:bts "${CS_SOURCE_DIR}" "bin"
+COPY --chown=bts:bts "${WEB_ROOT}" "bin/wwwroot"
+COPY --chown=bts:bts "${CONF_FILE}" ".local/share/bts/Bts.DataStreamWebApp.Server/conf/spark.conf"
+WORKDIR "/home/bts/bin"
@@ -0,0 +1,5 @@
+namespace Bts.DataStreamWebApp.Server;
+
+public class CannedQueriesResponse {
+   public List<CannedQuery>? Items { get; set; }
+}
@@ -0,0 +1,7 @@
+namespace Bts.DataStreamWebApp.Server.Messages;
+
+enum ErrorCode {
+   None = 0,
+   InvalidSubscriptionRequest,
+   ViewStreamError,
+}
@@ -0,0 +1,72 @@
+namespace Bts.DataStreamWebApp.Server.Messages;
+
+using BCG;
+
+using bts.websocket_core.json_rpc;
+
+using Bts.DataStreamExpressions;
+
+using System.Diagnostics.CodeAnalysis;
+using System.Text.Json;
+using System.Text.Json.Nodes;
+using System.Text.Json.Serialization;
+
+public class SubscribeRequest {
+   [JsonPropertyName("query")]
+   public string? Query { get; set; }
+
+   [JsonPropertyName("subscription_id")]
+   public string? SubscriptionId { get; set; }
+
+   internal static bool Parse(JsonRpcRequest<JsonNode> req, [NotNullWhen(true)]out SubscribeRequest? subscription, [NotNullWhen(false)]out SubscriptionError? error, out ErrorCode errorCode) {
+      subscription = null;
+      errorCode = ErrorCode.None;
+      var paramsJsonObj = req.Params?.AsObject();
+      error = null;
+      if (paramsJsonObj is null) {
+         errorCode = ErrorCode.InvalidSubscriptionRequest;
+         error = new() { ErrorMessage = "'params' object not found" };
+         return false;
+      }
+      subscription = paramsJsonObj.Deserialize<SubscribeRequest>();
+      if (subscription is null) {
+         errorCode = ErrorCode.InvalidSubscriptionRequest;
+         error = new() { ErrorMessage = "'params' object invalid" };
+         return false;
+      }
+      return true;
+   }
+
+   internal bool ParseQuery([NotNullWhen(true)] out ViewStream? stream, [NotNullWhen(false)] out SubscriptionError? error, out ErrorCode errorCode) {
+      stream = null;
+      errorCode = ErrorCode.None;
+      error = null;
+      if (Query is null) {
+         errorCode = ErrorCode.InvalidSubscriptionRequest;
+         error = new() { ErrorMessage = "'params.query' field not found (expected a string)" };
+         return false;
+      }
+      var exp = DataStreamExpressionsInterpreter.Evaluate(Query);
+      if (exp is null) {
+         errorCode = ErrorCode.InvalidSubscriptionRequest;
+         error = new() { ErrorMessage = "'params.query' expression has invalid syntax" };
+         return false;
+      }
+      Exception? exception = null;
+      try {
+         stream = exp.getView(new Dictionary<string, StatementExpression>(0));
+      } catch (Exception ex) {
+         exception = ex;
+      }
+      if (stream is null) {
+         errorCode = ErrorCode.InvalidSubscriptionRequest;
+         error = new() { ErrorMessage = "Failed to create ViewStream from 'params.query' expression (check for typos in arguments/typenames)" };
+         if (exception is not null) {
+            error.ErrorMessage += ". " + exception.Message;
+            error.StackTrace = exception.StackTrace?.Split("\n")?.ToList();
+         }
+         return false;
+      }
+      return true;
+   }
+}
@@ -0,0 +1,11 @@
+namespace Bts.DataStreamWebApp.Server.Messages;
+
+using System.Text.Json.Serialization;
+
+public class SubscriptionError {
+   [JsonPropertyName("error_message")]
+   public string? ErrorMessage { get; set; }
+
+   [JsonPropertyName("stack_trace")]
+   public List<string>? StackTrace { get; set; }
+}
@@ -0,0 +1,18 @@
+namespace Bts.DataStreamWebApp.Server.Messages;
+
+using System.Text.Json.Serialization;
+
+enum SubscriptionStatus {
+   None,
+   Subscribed,
+   Unsubscribed,
+}
+
+class SubscriptionStatusMessage {
+   [JsonPropertyName("subscription_id")]
+   public string? SubscriptionId { get; set; }
+
+   [JsonPropertyName("status")]
+   [JsonConverter(typeof(JsonStringEnumConverter))]
+   public SubscriptionStatus Status { get; set; } = SubscriptionStatus.None;
+}
@@ -0,0 +1,8 @@
+namespace Bts.DataStreamWebApp.Server.Messages;
+
+using System.Text.Json.Serialization;
+
+public class UnsubscribeRequest {
+   [JsonPropertyName("subscription_id")]
+   public string? SubscriptionId { get; set; }
+}
@@ -0,0 +1,82 @@
+using Bts.DataStreamCore.Services;
+using Bts.PubSub.Services;
+
+using Spark.Api.Services;
+using Spark.Core.Services;
+
+using System.Reactive.Linq;
+using System.Reflection;
+
+var builder = WebApplication.CreateBuilder(new WebApplicationOptions {
+   Args = args,
+   ApplicationName = "Bts.DataStreamWebApp.Server",
+});
+ConfigureApp(builder.Configuration, builder.Environment.EnvironmentName);
+ConfigureServices(builder.Services, builder.Configuration);
+
+var app = builder.Build();
+var wsOpts = new WebSocketOptions {
+   KeepAliveInterval = TimeSpan.FromMinutes(2)
+};
+if (app.Environment.IsDevelopment()) {
+   app.UseDirectoryBrowser("/browse");
+   app.UseSwagger();
+   app.UseSwaggerUI();
+}
+app.UseHttpsRedirection();
+app.UseWebSockets(wsOpts);
+app.UseDefaultFiles();
+app.UseStaticFiles();
+app.UseAuthorization();
+app.MapControllers();
+try {
+   Console.Write($"Starting Application");
+   app.Run();
+   Console.Write($"Application exited gracefully.");
+} catch (Exception ex) {
+   Console.Error.Write($"Application crashed: {ex}");
+   return 1;
+}
+return 0;
+
+static void ConfigureApp(ConfigurationManager configBuilder, string environment) {
+   // We prefix appsettings with the exe name because multiple exes will usually be in the build dir
+   // (this way, each exe can still load its own appsettings files from the current directory).
+   var exeName = Assembly.GetCallingAssembly().GetName().Name;
+   AddJsonFile($"{exeName}.appsettings.json");
+   AddJsonFile($"{exeName}.appsettings.{environment}.json");
+
+   var cfg = configBuilder.GetSection("config")?.Value;
+   if (!SetBasePath(cfg)) {
+      AddJsonFile(cfg);
+   }
+
+   bool SetBasePath(string? path) {
+      if (!Directory.Exists(path)) {
+         return false;
+      }
+      configBuilder.SetBasePath(path);
+      return true;
+   }
+
+   bool AddJsonFile(string? path) {
+      if (!File.Exists(path)) {
+         return false;
+      }
+      configBuilder.AddJsonFile(path);
+      return true;
+   }
+}
+
+static void ConfigureServices(IServiceCollection services, IConfiguration config) {
+   services.AddDirectoryBrowser()
+      .AddControllers().Services
+      .AddEndpointsApiExplorer()
+      .AddSwaggerGen();
+   services.AddSpaStaticFiles();
+   services.AddSpark(config.GetSection("Spark"))
+      .AddSparkApi(config.GetSection("SparkApi"))
+      .AddMasterWorker(config.GetSection("MasterWorker"))
+      .AddViewStreamDatabase()
+      .AddPubSubClient(config.GetSection("PubSub"));
+}
@@ -0,0 +1,29 @@
+{
+  "$schema": "http://json.schemastore.org/launchsettings.json",
+  "profiles": {
+    "http": {
+      "commandName": "Project",
+      "dotnetRunMessages": true,
+      "launchBrowser": true,
+      "launchUrl": "swagger",
+      "applicationUrl": "http://localhost:8080",
+      "environmentVariables": {
+        "ASPNETCORE_HTTP_PORT": "8080",
+        "ASPNETCORE_ENVIRONMENT": "Development",
+        "ASPNETCORE_HOSTINGSTARTUPASSEMBLIES": "Microsoft.AspNetCore.SpaProxy",
+      }
+    },
+    "https": {
+      "commandName": "Project",
+      "dotnetRunMessages": true,
+      "launchBrowser": true,
+      "applicationUrl": "http://localhost:8080;https://localhost:8443",
+      "environmentVariables": {
+        "ASPNETCORE_HTTP_PORT": "8080",
+        "ASPNETCORE_HTTPS_PORT": "8443",
+        "ASPNETCORE_ENVIRONMENT": "Development",
+        "ASPNETCORE_HOSTINGSTARTUPASSEMBLIES": "Microsoft.AspNetCore.SpaProxy",
+      }
+    },
+  },
+}
@@ -0,0 +1,52 @@
+{
+  "PubSub": {
+    "Routing": {
+      "PublisherRoutes": [
+        {
+          "Name": "default",
+          "ServerAddress": "bts-cloud://localhost:22019",
+          "TagRegExp": ".*"
+        }
+      ],
+      "SubscriberRoutes": [
+        {
+          "Name": "default",
+          "ServerAddress": "bts-cloud://localhost:22019",
+          "TagRegExp": ".*"
+        }
+      ]
+    }
+  },
+  "CannedQueries": [
+    {
+      "Name": "BBO",
+      "Query": [
+        "bbo"
+      ]
+    },
+    {
+      "Name": "Trades",
+      "Query": [
+        "timesales"
+      ]
+    },
+    {
+      "Name": "Instruments",
+      "Query": [
+        "instruments"
+      ]
+    },
+    {
+      "Name": "Books",
+      "Query": [
+        "books"
+      ]
+    },
+    {
+      "Name": "Benzinga News",
+      "Query": [
+        "benzinga_news"
+      ]
+    }
+  ]
+}
@@ -0,0 +1,8 @@
+{
+  "Spark": {
+    "ConfigServer": "http://sparkd:8000/config"
+  },
+  "SparkApi": {
+    "IsEnabled": true
+  }
+}
				`@@ -0,0 +1 @@`
				`VITE_DATASTREAM_WEBSOCKET_URL=wss://localhost:8443/ws`
				`@@ -0,0 +1 @@`
				<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" aria-hidden="true" role="img" class="iconify iconify--logos" width="31.88" height="32" preserveAspectRatio="xMidYMid meet" viewBox="0 0 256 257"><defs><linearGradient id="IconifyId1813088fe1fbc01fb466" x1="-.828%" x2="57.636%" y1="7.652%" y2="78.411%"><stop offset="0%" stop-color="#41D1FF"></stop><stop offset="100%" stop-color="#BD34FE"></stop></linearGradient><linearGradient id="IconifyId1813088fe1fbc01fb467" x1="43.376%" x2="50.316%" y1="2.242%" y2="89.03%"><stop offset="0%" stop-color="#FFEA83"></stop><stop offset="8.333%" stop-color="#FFDD35"></stop><stop offset="100%" stop-color="#FFA800"></stop></linearGradient></defs><path fill="url(#IconifyId1813088fe1fbc01fb466)" d="M255.153 37.938L134.897 252.976c-2.483 4.44-8.862 4.466-11.382.048L.875 37.958c-2.746-4.814 1.371-10.646 6.827-9.67l120.385 21.517a6.537 6.537 0 0 0 2.322-.004l117.867-21.483c5.438-.991 9.574 4.796 6.877 9.62Z"></path><path fill="url(#IconifyId1813088fe1fbc01fb467)" d="M185.432.063L96.44 17.501a3.268 3.268 0 0 0-2.634 3.014l-5.474 92.456a3.268 3.268 0 0 0 3.997 3.378l24.777-5.718c2.318-.535 4.413 1.507 3.936 3.838l-7.361 36.047c-.495 2.426 1.782 4.5 4.151 3.78l15.304-4.649c2.372-.72 4.652 1.36 4.15 3.788l-11.698 56.621c-.732 3.542 3.979 5.473 5.943 2.437l1.313-2.028l72.516-144.72c1.215-2.423-.88-5.186-3.54-4.672l-25.505 4.922c-2.396.462-4.435-1.77-3.759-4.114l16.646-57.705c.677-2.35-1.37-4.583-3.769-4.113Z"></path></svg>