FROM node:20-alpine AS builder
WORKDIR /app

COPY package*.json ./
RUN npm install

COPY . .
RUN npm run build

FROM node:20-alpine
WORKDIR /app

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

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

EXPOSE 3000
CMD [ "node", "dist/index.js" ]