# --- Build stage: install deps and build the Astro SSR bundle
FROM oven/bun:1-alpine AS build
WORKDIR /app
COPY package.json bun.lock ./
RUN bun install --frozen-lockfile
COPY . .
RUN bun run build

# --- Deps stage: production-only node_modules for the runtime
FROM oven/bun:1-alpine AS deps
WORKDIR /app
COPY package.json bun.lock ./
RUN bun install --frozen-lockfile --production

# --- Runtime stage: Astro Node standalone server
FROM node:22-alpine
WORKDIR /app
ENV NODE_ENV=production \
    HOST=0.0.0.0 \
    PORT=4321
COPY --from=build /app/dist ./dist
COPY --from=deps /app/node_modules ./node_modules
COPY package.json ./
EXPOSE 4321
CMD ["node", "dist/server/entry.mjs"]