# ── Stage 1: Build static frontend ──
FROM node:20-alpine AS builder
WORKDIR /app
RUN npm install -g pnpm
COPY package.json pnpm-lock.yaml ./
RUN pnpm install --frozen-lockfile
COPY . .
ARG NEXT_PUBLIC_API_URL
ARG NEXT_PUBLIC_WS_HOST
ARG NEXT_PUBLIC_GOOGLE_CLIENT_ID
ENV NEXT_PUBLIC_API_URL=$NEXT_PUBLIC_API_URL
ENV NEXT_PUBLIC_WS_HOST=$NEXT_PUBLIC_WS_HOST
ENV NEXT_PUBLIC_GOOGLE_CLIENT_ID=$NEXT_PUBLIC_GOOGLE_CLIENT_ID
RUN pnpm build

# ── Stage 2: Frontend (nginx serving static files) ──
FROM nginx:alpine AS frontend
COPY --from=builder /app/out /usr/share/nginx/html

# ── Stage 3: Backend (API + WS + Cron) ──
FROM node:20-slim AS backend
WORKDIR /app
RUN npm install -g pnpm concurrently
COPY package.json pnpm-lock.yaml ./
RUN pnpm install --frozen-lockfile --prod
COPY . .
ENV NODE_ENV=production
EXPOSE 3001 3002 3003
CMD ["npx", "concurrently", "node server.js", "node ws/ws.js", "node cron.js"]
