Add Notestation dev environment

.devcontainer/notestation/Dockerfile

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+FROM python:3.10-slim
+
+ARG USER="blues"
+
+RUN apt-get update && apt-get install -y \
+    git \
+    && rm -rf /var/lib/apt/lists/* && \
+    useradd -ms /bin/bash ${USER}
+
+USER ${USER}
+
+WORKDIR /workspace
+
+RUN pip install pyserial requests
+
+# Install note-python in editable mode
+CMD ["pip", "install", "-e", "."]

.devcontainer/notestation/devcontainer.json

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+// For format details, see https://aka.ms/devcontainer.json. For config options, see the README at:
+// https://github.com/microsoft/vscode-dev-containers/tree/v0.205.2/containers/docker-existing-dockerfile
+{
+    "name": "Notestation Python Development Environment",
+
+    // Use 'dockerComposeFile' to specify a docker-compose.yml file.
+    "dockerComposeFile": "docker-compose.yaml",
+
+    // Set the service to use for the container.
+    "service": "devcontainer",
+
+    // Use 'workspaceFolder' to specify the folder to open in the container.
+    "workspaceFolder": "/workspace",
+
+    // Set environment variables inside the container(s)
+    "containerEnv": {},
+
+    // Set *default* container specific settings.json values on container create.
+    "customizations": {
+        "vscode": {
+            "extensions": [
+                "ms-python.python",
+                "ms-python.vscode-pylance",
+                "shardulm94.trailing-spaces"
+            ],
+            "settings": {}
+        }
+    },
+
+    // Set environment variables for the container(s)
+    "remoteEnv": {
+        "BLUES": "${localEnv:BLUES}"
+    },
+
+    // Inject unique hostname into tailnet
+    "initializeCommand": "printf 'TS_HOSTNAME=vscode-client-%s\\n' \"${localEnv:USER}\" | tr '[:upper:]' '[:lower:]' | sed 's/^ts_hostname/TS_HOSTNAME/' > .devcontainer/notestation/ts_config.env",
+
+    // Run commands after the container is created -> setup the execution environment
+    "postCreateCommand": "pip install -e .",
+
+    // Use 'forwardPorts' to make a list of ports inside the container available locally.
+    // "forwardPorts": [],
+
+    // Uncomment when using a ptrace-based debugger like C++, Go, and Rust
+    // "runArgs": [
+    //     "--device=/dev/bus/usb/"
+    // ],
+
+    // Uncomment to use the Docker CLI from inside the container. See https://aka.ms/vscode-remote/samples/docker-from-docker.
+    // "mounts": [ "source=/var/run/docker.sock,target=/var/run/docker.sock,type=bind" ],
+
+    // Uncomment to connect as a non-root user if you've added one. See https://aka.ms/vscode-remote/containers/non-root.
+    "remoteUser": "blues"
+}

.devcontainer/notestation/docker-compose.yaml

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+# .devcontainer/docker-compose.yaml
+
+name: note-arduino
+services:
+  devcontainer:
+    # image: ghcr.io/blues/note_arduino_ci:latest
+    build:
+      context: .
+      dockerfile: Dockerfile
+    container_name: note-arduino_devcontainer
+    command: sleep infinity
+    depends_on:
+      - tailscale
+    network_mode: service:tailscale  # Share network with tailscale service
+    stdin_open: true
+    tty: true
+    volumes:
+      - ../..:/workspace:cached
+
+  tailscale:
+    image: tailscale/tailscale:v1.90.6
+    cap_add:
+      - NET_ADMIN  # Network admin privileges
+      - SYS_MODULE  # Required for TUN device
+    container_name: note-arduino_tailnet-connection
+    env_file:
+      - .env
+      - ts_config.env  # Load Tailscale config from generated file
+    environment:
+      - TS_ACCEPT_DNS=true  # Allows tailnet DNS resolution
+      # - TS_AUTHKEY=  # DO NOT POPULATE - Loaded automatically from `.env` file
+      # - TS_HOSTNAME= # DO NOT POPULATE - Loaded automatically from `ts_config.env`
+      - TS_STATE_DIR=/var/lib/tailscale  # Persist state
+      - TS_USERSPACE=false  # Use kernel networking (faster; requires TUN device)
+    restart: unless-stopped
+    volumes:
+      - tailscale-var-lib:/var/lib/tailscale  # Named volume for state
+
+volumes:
+  tailscale-var-lib:  # Defines the named volume