# ── Dev stage ────────────────────────────────────────────────────────
FROM node:20-slim AS dev

WORKDIR /app

COPY package.json package-lock.json* ./
RUN npm install

COPY . .

EXPOSE 4321

CMD ["npm", "run", "dev", "--", "--host", "0.0.0.0"]


# ── Build stage ──────────────────────────────────────────────────────
FROM node:20-slim AS build

WORKDIR /app

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

COPY . .
RUN npm run build


# ── Prod stage ───────────────────────────────────────────────────────
FROM node:20-slim AS prod

WORKDIR /app

# Copy the built Astro SSR server
COPY --from=build /app/dist ./dist
COPY --from=build /app/node_modules ./node_modules
COPY --from=build /app/package.json ./

# Run as non-root
RUN useradd --create-home --shell /bin/bash astro
USER astro

ENV HOST=0.0.0.0
ENV PORT=4321

EXPOSE 4321

CMD ["node", "dist/server/entry.mjs"]