ci.yaml

name: CI
on:
  pull_request:
  push:
    branches: [main]
permissions:
  contents: read
jobs:
  pre-commit:
    name: Pre-commit Checks
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: "3.11"
          cache: 'pip'
      - name: Cache pre-commit environments
        uses: actions/cache@v4
        with:
          path: ~/.cache/pre-commit
          key: pre-commit-${{ hashFiles('.pre-commit-config.yaml') }}
          restore-keys: |
            pre-commit-
      - name: Install pre-commit
        run: |
          python -m pip install --upgrade pip
          pip install pre-commit
      - name: Run pre-commit (fast path)
        id: precommit_fast
        run: |
          pre-commit run --all-files
      - name: Generate pre-commit log (only on failure)
        if: failure() && steps.precommit_fast.outcome == 'failure'
        run: |
          chmod +x template/scripts/run-precommit.sh
          ./template/scripts/run-precommit.sh
      - name: Upload pre-commit log artifact (only on failure)
        if: failure() && steps.precommit_fast.outcome == 'failure'
        uses: actions/upload-artifact@v4
        with:
          name: pre-commit-log
          path: artifacts/pre-commit.log
          retention-days: 7
  tests:
    name: Unit Tests
    runs-on: ubuntu-latest
    needs: [pre-commit]
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: "3.11"
          cache: 'pip'
      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip

          # Install repo dependencies if present
          if [ -f requirements.txt ]; then
            pip install -r requirements.txt
          fi
          if [ -f requirements-dev.txt ]; then
            pip install -r requirements-dev.txt
          fi

          # Only install pytest if tests exist
          if [ -d tests ]; then
            pip install pytest
          fi
      - name: Run pytest (if tests exist)
        run: |
          if [ -d tests ]; then
            pytest -q
          else
            echo "No tests/ directory found; skipping pytest."
          fi