FROM node:20-bookworm-slim AS builder

WORKDIR /app

COPY package*.json ./
RUN npm ci

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

FROM node:20-bookworm-slim AS runtime

WORKDIR /app
ENV NODE_ENV=production

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

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

EXPOSE 3000

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