socket broker

Dockers/socket-broker/Dockerfile

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+FROM node:18-alpine
+
+# Set working directory
+WORKDIR /app
+
+# Copy package files
+COPY package*.json ./
+
+# Install dependencies
+RUN npm ci --only=production
+
+# Copy application code
+COPY . .
+
+# Create non-root user
+RUN addgroup -g 1001 -S nodejs
+RUN adduser -S nodejs -u 1001
+
+# Change ownership of the app directory
+RUN chown -R nodejs:nodejs /app
+USER nodejs
+
+# Expose ports
+EXPOSE 3000 8080
+
+# Set default environment variables
+ENV WS_PORT=3000
+ENV API_PORT=8080
+ENV API_KEY=default-api-key-change-me
+
+# Health check
+HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
+  CMD node -e "require('http').get('http://localhost:8080/health', (res) => { process.exit(res.statusCode === 200 ? 0 : 1) })"
+
+# Start the application
+CMD ["npm", "start"]