repos:
  - repo: https://github.com/astral-sh/ruff-pre-commit
    rev: v0.6.9
    hooks:
      # Check formatting only (no file writes). Fails if reformatting is needed.
      - id: ruff-format
        args: ["--check"]

      # Lint code and fail on diagnostics. No auto-fixes to keep commits explicit.
      - id: ruff
        args: ["--config=pyproject.toml"]