docs: link portfolio case study #109
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| name: Backend Simulation Data | ||
| on: | ||
| # workflow_dispatch: | ||
| # schedule: | ||
| # - cron: '0 */6 * * *' | ||
| permissions: | ||
| contents: write | ||
| jobs: | ||
| generate-status: | ||
| runs-on: ubuntu-latest | ||
| steps: | ||
| - name: Checkout | ||
| uses: actions/checkout@v4 | ||
| - name: Generate backend-sim payload and history | ||
| run: | | ||
| mkdir -p api | ||
| python - <<'PY' | ||
| import json | ||
| import random | ||
| from datetime import datetime, timezone | ||
| from pathlib import Path | ||
| api_dir = Path('api') | ||
| status_path = api_dir / 'status.json' | ||
| history_path = api_dir / 'history.json' | ||
| now = datetime.now(timezone.utc).strftime('%Y-%m-%dT%H:%M:%SZ') | ||
| latency = random.randint(60, 199) | ||
| success_rate = round(random.uniform(98.0, 99.9), 1) | ||
| events = random.randint(800, 5800) | ||
| run_id = '${{ github.run_id }}' | ||
| project = '${{ github.event.repository.name }}' | ||
| entry = { | ||
| 'timestamp': now, | ||
| 'latencyMs': latency, | ||
| 'successRate': success_rate, | ||
| 'eventsProcessed': events | ||
| } | ||
| history = [] | ||
| if history_path.exists(): | ||
| try: | ||
| loaded = json.loads(history_path.read_text(encoding='utf-8')) | ||
| if isinstance(loaded, list): | ||
| history = loaded | ||
| except Exception: | ||
| history = [] | ||
| history.append(entry) | ||
| history = history[-28:] | ||
| status = { | ||
| 'service': 'backend-sim', | ||
| 'project': project, | ||
| 'status': 'ok', | ||
| 'source': 'github-actions', | ||
| 'lastUpdated': now, | ||
| 'runId': run_id, | ||
| 'historyCount': len(history), | ||
| 'metrics': { | ||
| 'latencyMs': latency, | ||
| 'successRate': success_rate, | ||
| 'eventsProcessed': events | ||
| } | ||
| } | ||
| status_path.write_text(json.dumps(status, indent=2) + '\n', encoding='utf-8') | ||
| history_path.write_text(json.dumps(history, indent=2) + '\n', encoding='utf-8') | ||
| PY | ||
| - name: Commit payload files | ||
| id: commit_payload | ||
| run: | | ||
| git config user.name "github-actions[bot]" | ||
| git config user.email "41898282+github-actions[bot]@users.noreply.github.com" | ||
| git add api/status.json api/history.json | ||
| if git diff --cached --quiet; then | ||
| echo "push_failed=false" >> "$GITHUB_OUTPUT" | ||
| exit 0 | ||
| fi | ||
| git commit -m "chore: refresh backend simulation data" | ||
| if git push; then | ||
| echo "push_failed=false" >> "$GITHUB_OUTPUT" | ||
| else | ||
| echo "::warning::Could not push backend simulation data. Uploading artifact fallback." | ||
| mkdir -p simulation-artifact | ||
| cp api/status.json simulation-artifact/status.json | ||
| cp api/history.json simulation-artifact/history.json | ||
| echo "push_failed=true" >> "$GITHUB_OUTPUT" | ||
| fi | ||
| - name: Upload simulation artifact fallback | ||
| if: steps.commit_payload.outputs.push_failed == 'true' | ||
| uses: actions/upload-artifact@v4 | ||
| with: | ||
| name: backend-sim-${{ github.event.repository.name }}-${{ github.run_id }} | ||
| path: simulation-artifact/ | ||
| if-no-files-found: ignore | ||
