Keep backend warm #413
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| name: Keep backend warm | |
| # Render's free tier spins the service down after ~15 min idle, causing a ~40s | |
| # cold start on the next request (users saw auth timeouts + "cannot reach server"). | |
| # This pings the health endpoint on a schedule so the instance stays awake. | |
| on: | |
| schedule: | |
| - cron: "*/10 * * * *" # every 10 minutes | |
| workflow_dispatch: {} | |
| jobs: | |
| ping: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Ping health endpoint | |
| run: | | |
| for i in 1 2 3; do | |
| STATUS=$(curl -s -m 60 -o /dev/null -w "%{http_code}" https://archmind-ai.onrender.com/api/health) | |
| if [ "$STATUS" = "200" ]; then | |
| echo "Backend awake (HTTP $STATUS)" | |
| exit 0 | |
| fi | |
| echo "Attempt $i: HTTP $STATUS — retrying in 20s" | |
| sleep 20 | |
| done | |
| echo "Backend did not respond 200 after 3 attempts" | |
| exit 1 |