compile-drift.yml

name: Compile drift check

on:
  pull_request:
    paths:
      - 'core/**'
      - 'runtimes/**'
      - 'plugins/add/**'
      - 'dist/**'
      - 'scripts/compile.py'
  push:
    branches: [main]
    paths:
      - 'core/**'
      - 'runtimes/**'
      - 'plugins/add/**'
      - 'dist/**'
      - 'scripts/compile.py'

jobs:
  drift:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v5
        with:
          fetch-depth: 0

      - uses: actions/setup-python@v6
        with:
          python-version: '3.12'

      - name: Re-compile all runtimes
        run: python3 scripts/compile.py

      - name: Verify committed artifacts match compile output
        run: |
          if ! git diff --quiet plugins/add dist/codex; then
            echo "::error::Drift detected — committed plugins/add or dist/codex does not match compile output"
            echo ""
            echo "Diff:"
            git diff plugins/add dist/codex | head -200
            echo ""
            echo "Fix: run 'python3 scripts/compile.py' locally, commit the result, and push."
            exit 1
          fi
          echo "✓ Committed artifacts match compile output"