FROM node:18-alpine AS builder

WORKDIR /app

COPY package.json package-lock.json ./
RUN npm ci --only=production

COPY . .
RUN npm run build

FROM node:18-alpine

WORKDIR /app

COPY --from=builder /app/node_modules ./node_modules
COPY --from=builder /app/build ./build
COPY --from=builder /app/package.json ./

ENV NODE_ENV=production

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