# Contributing

## Python environment

Use `uv` to manage the virtual environment and dependencies:

```bash
uv venv .venv
source .venv/bin/activate
uv pip install -e ".[dev]"
```

## Code style

- `ruff check src tests`
- `ruff format src tests`
- `mypy src`

## Tests

```bash
pytest
```

## Adding a camera channel

1. Update `config/local.json` with the new channel.
2. Place the channel-specific YOLO weights under `data/models/`.
3. Add a unit test under `tests/unit/`.