# ── Build stage ──────────────────────────────────────────────────────────────
FROM node:22-alpine AS builder
WORKDIR /app

COPY package*.json ./
RUN npm ci

COPY tsconfig.json ./
COPY src/ ./src/
RUN npm run build

# ── Production stage ──────────────────────────────────────────────────────────
FROM node:22-alpine
WORKDIR /app
ENV NODE_ENV=production

COPY package*.json ./
RUN npm ci --omit=dev

COPY --from=builder /app/dist ./dist

CMD ["node", "dist/index.js"]