stellar-fee-tracker/render.yaml at main · Tyler7x/stellar-fee-tracker · GitHub

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## Render Blueprint — Stellar Fee Tracker
## Deploy: connect the repo in the Render dashboard → New → Blueprint
## https://render.com/docs/blueprint-spec

services:
  # ── 1. Backend — Rust / Axum API ────────────────────────────────────────────
  - type: web
    name: stellar-fee-tracker-api
    runtime: docker
    dockerfilePath: ./Dockerfile
    dockerContext: .
    plan: free
    healthCheckPath: /health
    # Render injects PORT=10000; the binary reads PORT as fallback for API_PORT.
    # No disk on free tier — SQLite uses ephemeral container storage.
    # Data resets on restart; Horizon history is refetched automatically.
    envVars:
      - key: STELLAR_NETWORK
        value: testnet
      - key: POLL_INTERVAL_SECONDS
        value: "30"
      - key: DATABASE_URL
        value: sqlite:///tmp/stellar_fees.db
      - key: RUST_LOG
        value: info
      - key: ALLOWED_ORIGINS
        value: "*"

  # ── 2. Frontend — Next.js ───────────────────────────────────────────────────
  - type: web
    name: stellar-fee-tracker-ui
    runtime: node
    rootDir: packages/ui
    buildCommand: npm ci && npm run build
    startCommand: npm start
    plan: free
    envVars:
      - key: NEXT_PUBLIC_API_URL
        value: /api
      - key: BACKEND_HOST
        # "host" gives the bare hostname: stellar-fee-tracker-api.onrender.com
        # next.config.ts prepends https:// so rewrites get a full URL.
        fromService:
          name: stellar-fee-tracker-api
          type: web
          property: host
      - key: NEXT_PUBLIC_STELLAR_NETWORK
        value: testnet
      - key: NODE_ENV
        value: production

  # ── 3. Keep-alive cron — prevents free-tier cold starts ─────────────────────
  # Free-tier web services sleep after 15 min of inactivity.
  # Ping /health every 14 minutes to keep the backend warm.
  - type: cron
    name: stellar-keep-alive
    schedule: "*/14 * * * *"
    runtime: node
    buildCommand: "true"
    startCommand: >-
      node -e "
        const host = process.env.BACKEND_HOST;
        const url = 'https://' + host + '/health';
        console.log('Pinging', url);
        fetch(url)
          .then(r => { console.log('Status:', r.status); if (!r.ok) process.exit(1); })
          .catch(e => { console.error(e.message); process.exit(1); });
      "
    envVars:
      - key: BACKEND_HOST
        fromService:
          name: stellar-fee-tracker-api
          type: web
          property: host