# syntax=docker/dockerfile:1.10

# The build output is platform-independent, so build natively (no QEMU) for multi-arch images.
FROM --platform=$BUILDPLATFORM node:22-alpine AS build
WORKDIR /app
RUN corepack enable
ENV ASTRO_TELEMETRY_DISABLED=1
COPY package.json pnpm-lock.yaml pnpm-workspace.yaml ./
RUN --mount=type=cache,id=pnpm,target=/root/.local/share/pnpm/store \
    pnpm install --frozen-lockfile
COPY . .
# Only the canonical site URL is baked in; Harbor settings are read at runtime.
ARG SITE_URL
RUN pnpm build

FROM node:22-alpine
WORKDIR /app
ENV NODE_ENV=production HOST=0.0.0.0 PORT=8080
# The server build is self-contained (see `vite.ssr.noExternal`), so no node_modules.
COPY --from=build /app/dist ./dist
COPY package.json server.mjs ./
USER node
EXPOSE 8080
CMD ["node", "server.mjs"]