# ── Stage 1: Build ──────────────────────────────────────────────────────────
FROM node:20-alpine AS builder
WORKDIR /app
COPY package*.json ./
RUN npm install
COPY . .
RUN npm run build

# ── Stage 2: Run ────────────────────────────────────────────────────────────
FROM node:20-alpine
WORKDIR /app
COPY --from=builder /app/dist        ./dist
COPY --from=builder /app/node_modules ./node_modules
COPY migrations ./migrations
EXPOSE 3000
CMD ["node", "dist/server.js"]