FROM node:20-alpine AS builder

WORKDIR /usr/src/app

COPY package*.json ./

COPY backend/package*.json ./backend/

COPY frontend/package*.json ./frontend/

RUN npm install

RUN cd backend && npm install

RUN cd frontend && npm install

COPY . .

RUN cd frontend && npm run build

FROM node:20-alpine

WORKDIR /usr/src/app

COPY package*.json ./

COPY backend/package*.json ./backend/

COPY frontend/package*.json ./frontend/

RUN npm ci --only=production

RUN cd backend && npm ci --only=production

RUN cd frontend && npm ci --only=production

COPY backend ./backend

COPY --from=builder /usr/src/app/frontend/.next ./frontend/.next

COPY --from=builder /usr/src/app/frontend/public ./frontend/public

COPY --from=builder /usr/src/app/frontend/next.config.mjs ./frontend/next.config.mjs

RUN mkdir -p backend/src/uploads

EXPOSE 3000

CMD ["npm", "start"]