Dockerfile

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

WORKDIR /app

# Install dependencies
COPY package*.json ./
COPY prisma ./prisma/
RUN npm install

# Copy source and build
COPY . .
RUN npm run build

# Stage 2: Run
FROM node:20-slim

WORKDIR /app

# Install curl for healthcheck
RUN apt-get update && apt-get install -y --no-install-recommends curl && rm -rf /var/lib/apt/lists/*

# Copy production dependencies
COPY package*.json ./
COPY prisma ./prisma/
RUN npm install --omit=dev

# Copy built assets
COPY --from=builder /app/dist ./dist
# Prisma engine and generated client are needed
COPY --from=builder /app/node_modules/.prisma ./node_modules/.prisma
COPY --from=builder /app/node_modules/@prisma ./node_modules/@prisma
# Need prisma for the auto-migration in src/index.ts
COPY --from=builder /app/node_modules/prisma ./node_modules/prisma

# Set environment variables
ENV NODE_ENV=production
ENV PORT=3002
ENV HOST=0.0.0.0

EXPOSE 3002

# Startup script ensures DB is ready (handled in src/index.ts via execSync)
CMD ["npm", "start"]