AI/
├── app/
│   ├── __init__.py
│   ├── db.py          # SQLAlchemy SQLite connection & tables setup
│   ├── models.py      # Pydantic schemas for data validation
│   ├── crud.py        # Database operations (CRUD, reports, config)
│   ├── main.py        # FastAPI API endpoints
│   └── mcp_server.py  # MCP (Model Context Protocol) server configuration
├── tests/
│   ├── __init__.py
│   └── test_core.py   # Complete Pytest unit tests suite
├── Dockerfile         # Multi-stage optimized Docker file
├── docker-compose.yml # Docker compose configuration (Port 8900, volume mount)
├── .dockerignore
├── pyproject.toml     # Poetry/Pip project dependencies
├── SCHEMA.md          # Database schema reference for AI models
└── README.md          # This manual

# Create and activate virtual environment
python -m venv .venv
source .venv/bin/activate  # On Windows: .venv\Scripts\activate

# Install required packages
pip install fastapi uvicorn sqlalchemy pydantic mcp
# Install development packages for tests
pip install pytest httpx

uvicorn app.main:app --host 0.0.0.0 --port 8900 --reload

python -m app.mcp_server

pytest

docker compose up -d --build

# Verify REST API
curl http://localhost:8900/health

# Show container status & health status
docker ps

{
  "mcpServers": {
    "personal-accounting": {
      "command": "/path/to/your/venv/bin/python",
      "args": ["-m", "app.mcp_server"],
      "cwd": "/path/to/your/project/directory",
      "env": {
        "DATABASE_URL": "sqlite:////path/to/your/project/directory/accounting.db"
      }
    }
  }
}

{
  "mcpServers": {
    "personal-accounting-docker": {
      "command": "docker",
      "args": [
        "exec",
        "-i",
        "accounting-api",
        "python",
        "-m",
        "app.mcp_server"
      ]
    }
  }
}

curl -X POST http://localhost:8900/accounts \
  -H "Content-Type: application/json" \
  -d '{"name": "Wallet Cash", "type": "cash", "balance": 5000}'

curl -X POST http://localhost:8900/accounts \
  -H "Content-Type: application/json" \
  -d '{"name": "Savings Bank", "type": "bank", "balance": 150000}'

curl -X GET http://localhost:8900/accounts

curl -X POST http://localhost:8900/transactions \
  -H "Content-Type: application/json" \
  -d '{
    "date": "2026-08-02",
    "amount": 850,
    "type": "expense",
    "category": "Food",
    "description": "Lunch at restaurant",
    "account_id": 1,
    "tags": ["lunch", "outing"]
  }'

curl -X POST http://localhost:8900/transfers \
  -H "Content-Type: application/json" \
  -d '{
    "date": "2026-08-02",
    "amount": 2000,
    "from_account_id": 2,
    "to_account_id": 1,
    "description": "ATM withdrawal to wallet"
  }'

curl -X GET "http://localhost:8900/report?frequency=monthly"

# Change the amount of transaction ID 1 from 850 to 950
curl -X PUT http://localhost:8900/transactions/1 \
  -H "Content-Type: application/json" \
  -d '{"amount": 950}'

curl -X DELETE http://localhost:8900/transactions/1

curl -X DELETE http://localhost:8900/transfers/1

curl -X DELETE http://localhost:8900/accounts/1