Dockerfile

# Multi-stage build for production
FROM node:18-alpine AS builder

# Set working directory
WORKDIR /app

# Copy package files
COPY package*.json ./
COPY web/package*.json ./web/
COPY server/package*.json ./server/

# Install dependencies
RUN npm ci --only=production

# Copy source code
COPY . .

# Build the application
RUN npm run build

# Production stage
FROM node:18-alpine AS production

# Install dumb-init for proper signal handling
RUN apk add --no-cache dumb-init

# Create app user
RUN addgroup -g 1001 -S nodejs
RUN adduser -S hyperlogic -u 1001

# Set working directory
WORKDIR /app

# Copy built application
COPY --from=builder --chown=hyperlogic:nodejs /app/server ./server
COPY --from=builder --chown=hyperlogic:nodejs /app/web/build ./web/build
COPY --from=builder --chown=hyperlogic:nodejs /app/package*.json ./

# Install production dependencies
RUN npm ci --only=production && npm cache clean --force

# Switch to non-root user
USER hyperlogic

# Expose port
EXPOSE 5000

# Health check
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
  CMD node -e "require('http').get('http://localhost:5000/api/health', (res) => { process.exit(res.statusCode === 200 ? 0 : 1) })"

# Start the application
ENTRYPOINT ["dumb-init", "--"]
CMD ["npm", "start"]