Dockerfile

# Multi-stage build for PostgreSQL SaaS API

# Stage 1: Build
FROM node:20-alpine AS builder

WORKDIR /app

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

# Install ALL dependencies (including devDependencies for build)
RUN npm install --ignore-scripts

# Copy source code
COPY src ./src

# Build TypeScript
RUN npm run build

# Stage 2: Production
FROM node:20-alpine

WORKDIR /app

# Install build dependencies for native modules (bcrypt)
RUN apk add --no-cache dumb-init python3 make g++

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

# Copy package files
COPY package*.json ./

# Install production dependencies (build bcrypt native bindings)
RUN npm install --omit=dev && \
    npm cache clean --force

# Copy built application from builder stage
COPY --from=builder /app/dist ./dist

# Change ownership to nodejs user
RUN chown -R nodejs:nodejs /app

# Switch to non-root user
USER nodejs

# Expose port 2600
EXPOSE 2600

# Health check
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
  CMD node -e "require('http').get('http://localhost:2600/health', (r) => {process.exit(r.statusCode === 200 ? 0 : 1)})"

# Use dumb-init to handle signals properly
ENTRYPOINT ["dumb-init", "--"]

# Start the application
CMD ["node", "dist/main.js"]