ci(preview): branch-specific GitHub Pages preview for review app #1
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| name: Branch Preview | |
| # Builds the review-editor in demo mode and publishes a static preview | |
| # under https://<owner>.github.io/<repo>/branches/<branch-slug>/. | |
| # Triggered on pushes to claude/** branches and on manual dispatch. | |
| on: | |
| push: | |
| branches: | |
| - 'claude/**' | |
| workflow_dispatch: | |
| permissions: | |
| contents: write | |
| concurrency: | |
| group: branch-preview-${{ github.ref }} | |
| cancel-in-progress: true | |
| jobs: | |
| preview: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Checkout source | |
| uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2 | |
| - name: Checkout gh-pages (if it exists) | |
| uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2 | |
| with: | |
| ref: gh-pages | |
| path: gh-pages | |
| continue-on-error: true | |
| - uses: oven-sh/setup-bun@0c5077e51419868618aeaa5fe8019c62421857d6 # v2.2.0 | |
| with: | |
| bun-version: latest | |
| - name: Install dependencies | |
| run: bun install | |
| - name: Build review app | |
| run: bun run --cwd apps/review build | |
| - name: Stage preview into gh-pages | |
| run: | | |
| BRANCH_SLUG=$(echo '${{ github.ref_name }}' | tr '/' '-') | |
| echo "BRANCH_SLUG=$BRANCH_SLUG" >> "$GITHUB_ENV" | |
| mkdir -p gh-pages/branches/"$BRANCH_SLUG" | |
| cp apps/review/dist/index.html gh-pages/branches/"$BRANCH_SLUG"/index.html | |
| # Friendly root landing page if one doesn't exist yet. | |
| if [ ! -f gh-pages/index.html ]; then | |
| cat > gh-pages/index.html <<'HTML' | |
| <!doctype html> | |
| <html><head><meta charset="utf-8"><title>Plannotator branch previews</title> | |
| <style>body{font:14px/1.5 system-ui;max-width:40em;margin:3em auto;padding:0 1em;color:#222}</style> | |
| </head><body><h1>Plannotator branch previews</h1> | |
| <p>Per-branch builds live under <code>/branches/<branch-slug>/</code>.</p> | |
| </body></html> | |
| HTML | |
| fi | |
| - name: Commit & push to gh-pages | |
| run: | | |
| cd gh-pages | |
| if [ ! -d .git ]; then | |
| git init -b gh-pages | |
| fi | |
| git config user.name "github-actions[bot]" | |
| git config user.email "41898282+github-actions[bot]@users.noreply.github.com" | |
| git add -A | |
| if git diff --cached --quiet; then | |
| echo "No changes to deploy" | |
| exit 0 | |
| fi | |
| git commit -m "preview: ${{ github.ref_name }} (${{ github.sha }})" | |
| git push "https://x-access-token:${GH_TOKEN}@github.com/${{ github.repository }}.git" HEAD:gh-pages | |
| env: | |
| GH_TOKEN: ${{ secrets.GITHUB_TOKEN }} | |
| - name: Print preview URL | |
| run: | | |
| REPO_NAME=$(echo '${{ github.repository }}' | cut -d/ -f2) | |
| URL="https://${{ github.repository_owner }}.github.io/$REPO_NAME/branches/$BRANCH_SLUG/" | |
| echo "::notice title=Preview URL::$URL" | |
| echo "Preview: $URL" >> "$GITHUB_STEP_SUMMARY" |