pre-commit.yml

---
env:
  FORCE_JAVASCRIPT_ACTIONS_TO_NODE24: true
  # Pin prek cache to a known path for reliable GitHub Actions caching
  PREK_HOME: ~/.prek-cache

jobs:
  run:
    name: Pre-Commit
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v5

      # Shallow fetch of all branch tips so prek can diff against the base
      - name: Fetch branch refs for diff
        run: git fetch --no-tags --depth=1 origin +refs/heads/*:refs/remotes/origin/*

      - uses: ./.github/actions/pnpm-tasks

      - id: prek-cache
        uses: actions/cache@v4
        with:
          key: prek-${{ runner.os }}-${{ hashFiles('.pre-commit-config.yaml') }}
          path: ${{ env.PREK_HOME }}
          restore-keys: |
            prek-${{ runner.os }}-

      - name: Run pre-commit hooks
        run: |
          pnpm exec prek run \
            --color=always \
            --show-diff-on-failure \
            --verbose \
            --from-ref=origin/${{ github.base_ref }} \
            --to-ref=${{ github.event.pull_request.head.sha }}

      - if: steps.prek-cache.outputs.cache-hit != 'true'
        name: Prune stale environments
        run: pnpm exec prek cache gc

name: Pre-Commit

on:
  pull_request:
    branches: [main]
  workflow_call: {}

permissions:
  contents: read