FROM node:24-alpine AS build
WORKDIR /app
COPY test-backend/package*.json ./test-backend/
RUN  npm --prefix test-backend install              # installs dev deps for build
COPY . .
RUN npm --prefix test-backend run build
FROM node:24-alpine AS runtime
WORKDIR /app
COPY test-backend/package*.json ./
RUN npm install --omit=dev    # only prod deps for runtime
COPY --from=build /app/test-backend/dist ./dist
EXPOSE 3001
CMD ["npm", "start"]