# Stage 1: Build
FROM node:20-alpine AS builder

WORKDIR /app

ARG BACKEND_URL=http://localhost:8000

COPY package.json package-lock.json* yarn.lock* ./
RUN npm ci

COPY . .
ENV BACKEND_URL=$BACKEND_URL
RUN npm run build

# Stage 2: Runtime
FROM node:20-alpine

WORKDIR /app

ENV NODE_ENV=production

COPY --from=builder /app/.next/standalone ./
COPY --from=builder /app/.next/static ./.next/static

EXPOSE 3002

ENV PORT=3002
ENV HOSTNAME="0.0.0.0"

CMD ["node", "server.js"]