gcp-cloud-run

# GCP Cloud Run ## Patterns ### Cloud Run Service Pattern Containerized web service on Cloud Run **When to use**: ['Web applications and APIs', 'Need any runtime or library', 'Complex services with multiple endpoints', 'Stateless containerized workloads'] ```javascript ```dockerfile # Dockerfile - Multi-stage build for smaller image FROM node:20-slim AS builder WORKDIR /app COPY package*.json ./ RUN npm ci --only=production FROM node:20-slim WORKDIR /app # Copy only production dependencies COPY --from=builder /app/node_modules ./node_modules COPY src ./src COPY package.json ./ # Cloud Run uses PORT env variable ENV PORT=8080 EXPOSE 8080 # Run as non-root user USER node CMD ["node", "src/index.js"] ``` ```javascript // src/index.js const express = require('express'); const app = express(); app.use(express.json()); // Health check endpoint app.get('/health', (req, res) => { res.status(200).send('OK'); }); // API routes app.get('/api/items/:id', async (req, res) => { try { const item = await getItem(req.params.id); res.json(item); } catch (error) { console.error('Error:', error); res.status(500).json({ error: 'Internal server error' }); } }); // Graceful shutdown process.on('SIGTERM', () => { console.log('SIGTERM received, shutting down gracefully'); server.close(() => { console.log('Server closed'); process.exit(0); }); }); const PORT = process.env.PORT || 8080; const server = app.listen(PORT, () => { console.log(`Server l...