content: update header configuration #4
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| name: lighthouse | |
| on: | |
| pull_request: | |
| branches: ['**'] | |
| permissions: | |
| pull-requests: write | |
| contents: write | |
| deployments: read | |
| statuses: read | |
| actions: read | |
| jobs: | |
| lighthouse: | |
| # Skip admin-dashboard PRs. Those auto-merge once validate-content | |
| # passes and don't need perf gating on every text tweak; if they | |
| # introduce a regression the next hand-authored PR will catch it. | |
| if: ${{ !startsWith(github.head_ref, 'admin/') }} | |
| name: Lighthouse audit against CF Pages preview | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Checkout | |
| uses: actions/checkout@v4 | |
| - name: Wait for Cloudflare Pages preview | |
| id: cf-preview | |
| env: | |
| GH_TOKEN: ${{ secrets.GITHUB_TOKEN }} | |
| run: | | |
| # Poll the PR's deployments for the CF Pages "preview" environment. | |
| # Fall back to a 90s sleep if no deployment shows up. | |
| owner_repo="${{ github.repository }}" | |
| sha="${{ github.event.pull_request.head.sha }}" | |
| url="" | |
| for i in $(seq 1 30); do | |
| url=$(gh api "repos/$owner_repo/deployments?sha=$sha" --jq \ | |
| '[.[] | select(.environment | test("preview|Preview"))][0].payload.web_url // empty' 2>/dev/null || true) | |
| if [ -n "$url" ]; then | |
| echo "Preview ready: $url" | |
| break | |
| fi | |
| statuses_url=$(gh api "repos/$owner_repo/commits/$sha/status" --jq \ | |
| '[.statuses[] | select(.context | test("Cloudflare Pages|cloudflare/pages"))][0].target_url // empty' 2>/dev/null || true) | |
| if [ -n "$statuses_url" ]; then | |
| url="$statuses_url" | |
| echo "Preview ready (via status): $url" | |
| break | |
| fi | |
| echo "Waiting for preview deploy ($i/30)..." | |
| sleep 15 | |
| done | |
| if [ -z "$url" ]; then | |
| echo "::warning::No CF Pages preview detected after 7.5min; falling back to staging URL" | |
| url="https://website.ontargetnotes.com/" | |
| fi | |
| echo "preview_url=$url" >> "$GITHUB_OUTPUT" | |
| - name: Run Lighthouse CI | |
| id: lhci | |
| uses: treosh/lighthouse-ci-action@v12 | |
| with: | |
| urls: ${{ steps.cf-preview.outputs.preview_url }} | |
| uploadArtifacts: true | |
| temporaryPublicStorage: true | |
| - name: Score gate + baseline comparison | |
| id: gate | |
| run: | | |
| python3 - <<'PY' | |
| import json, os, pathlib, sys, glob | |
| # Collect the LHCI manifest produced by treosh's action. | |
| manifests = glob.glob(".lighthouseci/manifest.json") | |
| if not manifests: | |
| print("::warning::No LHCI manifest found; skipping gate.") | |
| sys.exit(0) | |
| rep = json.loads(pathlib.Path(manifests[0]).read_text()) | |
| # Use the median run if present. | |
| run = next((r for r in rep if r.get("isRepresentativeRun")), rep[0]) | |
| summary = run.get("summary", {}) | |
| scores = { | |
| "performance": round(summary.get("performance", 0) * 100, 1), | |
| "accessibility": round(summary.get("accessibility", 0) * 100, 1), | |
| "seo": round(summary.get("seo", 0) * 100, 1), | |
| "best-practices": round(summary.get("best-practices", 0) * 100, 1), | |
| } | |
| print("Scores:", scores) | |
| thresholds = {"performance": 90, "accessibility": 95, "seo": 95, "best-practices": 90} | |
| failures = [k for k, v in scores.items() if v < thresholds[k]] | |
| baseline_path = pathlib.Path(".github/lighthouse-baseline.json") | |
| regression = [] | |
| if baseline_path.exists(): | |
| try: | |
| baseline = json.loads(baseline_path.read_text()) | |
| for k, v in scores.items(): | |
| if k in baseline and v < baseline[k] - 5: | |
| regression.append(f"{k}: {v} (baseline {baseline[k]}, drop > 5)") | |
| except Exception as e: | |
| print(f"::warning::Could not parse baseline: {e}") | |
| else: | |
| print("No baseline found; recording current scores as baseline.") | |
| baseline_path.parent.mkdir(parents=True, exist_ok=True) | |
| baseline_path.write_text(json.dumps(scores, indent=2)) | |
| with open(os.environ["GITHUB_OUTPUT"], "a") as f: | |
| for k, v in scores.items(): | |
| f.write(f"{k}={v}\n") | |
| f.write(f"failures={','.join(failures)}\n") | |
| f.write(f"regression={'; '.join(regression)}\n") | |
| if failures or regression: | |
| print(f"::error::Failed thresholds: {failures}; regressions: {regression}") | |
| sys.exit(1) | |
| PY | |
| - name: Commit baseline if new | |
| if: always() | |
| run: | | |
| if [ -f .github/lighthouse-baseline.json ] && \ | |
| ! git diff --quiet -- .github/lighthouse-baseline.json; then | |
| git config user.name "github-actions[bot]" | |
| git config user.email "github-actions[bot]@users.noreply.github.com" | |
| git add .github/lighthouse-baseline.json | |
| git commit -m "chore: record Lighthouse baseline [skip ci]" || true | |
| git push || true | |
| fi | |
| - name: Comment on PR | |
| if: always() | |
| uses: actions/github-script@v7 | |
| with: | |
| script: | | |
| const out = ${{ toJson(steps.gate.outputs) }}; | |
| const body = [ | |
| '### Lighthouse', | |
| '', | |
| `- performance: **${out.performance}**`, | |
| `- accessibility: **${out.accessibility}**`, | |
| `- seo: **${out.seo}**`, | |
| `- best-practices: **${out['best-practices']}**`, | |
| out.failures ? `\n:x: Failures: ${out.failures}` : '', | |
| out.regression ? `\n:warning: Regressions: ${out.regression}` : '', | |
| ].join('\n'); | |
| github.rest.issues.createComment({ | |
| issue_number: context.issue.number, | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| body, | |
| }); |