ci.yml

name: CI

on:
  push:
    branches: [main]
  pull_request:

jobs:
  test:
    name: Python ${{ matrix.python-version }} on ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest, windows-latest, macos-latest]
        python-version: ["3.11", "3.12"]

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: ${{ matrix.python-version }}

      - name: Install package
        run: python -m pip install -e ".[dev]"

      - name: Compile sources
        run: python -m compileall -q minicode tests

      - name: Lint (ruff)
        run: |
          python -m pip install ruff
          python -m ruff check minicode/ --select=E,F --ignore=E501

      - name: Type check (mypy baseline)
        run: |
          python -m pip install mypy
          # Baseline: 225 errors. Gradual type hardening — fix real bugs, not just noise.
          ERRORS=$(python -m mypy minicode/ --no-error-summary 2>&1 | grep -c "error:" || echo 0)
          echo "mypy errors: $ERRORS (baseline 225)"
          if [ "$ERRORS" -gt 225 ]; then
            echo "FAIL: mypy errors increased above baseline"
            exit 1
          fi

      - name: Run packaging smoke tests
        run: python -m pytest tests/test_packaging.py -q

      - name: Run test suite
        run: python -m pytest -q --tb=short