FROM node:18-alpine

# Set working directory
WORKDIR /app

# Copy package files
COPY package*.json ./

# Install dependencies
RUN npm ci --only=production

# Copy source 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 port
EXPOSE 8080

# Health check - force IPv4 and increase timeout
# HEALTHCHECK --interval=30s --timeout=10s --start-period=30s --retries=3 \
#   CMD node -e "const http = require('http'); const port = process.env.PORT || 8080; const req = http.get({hostname: '127.0.0.1', port: port, path: '/health', family: 4}, (res) => { process.exit(res.statusCode === 200 ? 0 : 1); }); req.on('error', () => process.exit(1)); req.setTimeout(5000, () => { req.destroy(); process.exit(1); });"

# Start the application
CMD ["npm", "start"]