# Build: generates /dist (Astro SSR build + Sanity Studio SPA)
FROM node:22-alpine AS builder
WORKDIR /app
COPY package*.json ./
RUN npm ci
COPY . .
RUN npm run build

# Server: Node.js running the Astro SSR server
FROM node:22-alpine AS frontend
WORKDIR /app
COPY --from=builder /app/node_modules ./node_modules
COPY --from=builder /app/dist ./dist
ENV PORT=80
EXPOSE 80
CMD ["node", "./dist/server/entry.mjs"]