Dockerfile

FROM node:20-alpine as builder

WORKDIR /app

# Copy package files
COPY package*.json ./

# Install dependencies
RUN npm ci

# Copy source code
COPY . .

# Build the application
RUN npm run build

# Production stage
FROM node:20-alpine

WORKDIR /app

# Install production dependencies
COPY package*.json ./
RUN npm ci --production

# Copy built files and server
COPY --from=builder /app/dist ./dist
COPY --from=builder /app/server.js .
COPY --from=builder /app/nginx.conf .

# Create non-root user
RUN addgroup -g 1001 -S nodejs && \
    adduser -S nodejs -u 1001 && \
    chown -R nodejs:nodejs /app

USER nodejs

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD wget --spider http://localhost:3000/health || exit 1

# Expose port
EXPOSE 3000

# Start the server
CMD ["node", "server.js"]