flowchart TD
    User([You]) --> LLM[VS Code Copilot<br/>orchestrator]
    LLM --> Barista[Barista server<br/>menu · orders · recipes]
    LLM --> Grinder[Grinder]
    LLM --> Brew[Brew unit]
    LLM --> Steamer[Steamer]
    LLM --> Dispenser[Dispenser]

sequenceDiagram
    participant U as You
    participant L as Copilot (LLM)
    participant B as Barista
    participant M as Machines

    U->>L: What's on the menu?
    L->>B: get_menu()
    B-->>L: 4 drinks
    U->>L: Large latte, extra shot
    L->>B: place_order(...)
    B-->>L: order id + recipe
    L->>M: grind → brew → steam → dispense
    L->>B: mark_order_ready()
    L-->>U: Your latte is ready ☕

coffee-shop-mcp/
├── .vscode/mcp.json
└── src/coffee_shop_mcp/
    ├── server.py       # Barista
    ├── grinder.py
    ├── brew_unit.py
    ├── steamer.py
    └── dispenser.py

uv venv
uv add "mcp[cli]"

uv run mcp dev src/coffee_shop_mcp/server.py

{
  "servers": {
    "coffee-shop": { "type": "stdio", "command": "uv",
      "args": ["run", "python", "src/coffee_shop_mcp/server.py"] },
    "grinder":     { "type": "stdio", "command": "uv",
      "args": ["run", "python", "src/coffee_shop_mcp/grinder.py"] },
    "brew-unit":   { "type": "stdio", "command": "uv",
      "args": ["run", "python", "src/coffee_shop_mcp/brew_unit.py"] },
    "steamer":     { "type": "stdio", "command": "uv",
      "args": ["run", "python", "src/coffee_shop_mcp/steamer.py"] },
    "dispenser":   { "type": "stdio", "command": "uv",
      "args": ["run", "python", "src/coffee_shop_mcp/dispenser.py"] }
  }
}