Dockerfile

# Build stage
FROM node:18-alpine AS builder

WORKDIR /app

# Copy package files
COPY package*.json ./
COPY prisma ./prisma/

# Install ALL dependencies (including devDependencies needed for build)
RUN npm ci && \
    npx prisma generate

# Copy source code
COPY . .

# Build the application
RUN npm run build

# Remove devDependencies for production
RUN npm prune --omit=dev

# Production stage
FROM node:18-alpine

WORKDIR /app

# Install dumb-init and OpenSSL (required by Prisma for database connections)
RUN apk add --no-cache dumb-init openssl

# Create non-root user
RUN addgroup -g 1001 -S nodejs && \
    adduser -S nodejs -u 1001

# Copy built application from builder
COPY --from=builder --chown=nodejs:nodejs /app/dist ./dist
COPY --from=builder --chown=nodejs:nodejs /app/node_modules ./node_modules
COPY --from=builder --chown=nodejs:nodejs /app/prisma ./prisma
COPY --from=builder --chown=nodejs:nodejs /app/package*.json ./

# Switch to non-root user
USER nodejs

# Expose port
EXPOSE 3000

# Health check
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
  CMD node -e "require('http').get('http://localhost:3000/api/v1/health', (res) => { process.exit(res.statusCode === 200 ? 0 : 1); });"

# Start application with dumb-init
ENTRYPOINT ["dumb-init", "--"]
CMD ["node", "dist/server.js"]