FROM node:18-alpine # Set working directory WORKDIR /app # Copy package files COPY package*.json ./ # Install dependencies RUN npm install --only=production --silent # Copy source code COPY . . # Create non-root user RUN addgroup -g 1001 -S nodejs RUN adduser -S turftracker -u 1001 # Change ownership of the app directory RUN chown -R turftracker:nodejs /app USER turftracker # Expose port EXPOSE 5000 # Health check HEALTHCHECK --interval=30s --timeout=10s --start-period=30s --retries=3 \ CMD node healthcheck.js # Start the application CMD ["npm", "start"]