# Contributing
Thanks for taking the time to contribute.
## Development Setup
- Rust 1.89+ recommended (see `rust-version` in `Cargo.toml`).
- Run tests with `cargo test`.
- Run formatting with `cargo fmt`.
- Run linting with `cargo clippy`.
## Pull Requests
- Keep changes focused and scoped.
- Add tests for new recognizers or behavior changes.
- Update `README.md` or `docs/rfc-1200-pii.md` when behavior changes.
## Reporting Issues
- Provide a minimal reproduction if possible.
- Include expected vs actual behavior.
- Note OS and Rust version.