Initial commit

Dockerfile

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+# astro-docs — Astro + Starlight documentation site
+# Serves on 7701 via the Astro Node adapter (standalone). No proxy, no auth.
+
+ARG NODE_VERSION=24
+
+# ---------- base ----------
+FROM node:24-alpine AS base
+ENV NPM_CONFIG_UPDATE_NOTIFIER=false \
+    NPM_CONFIG_FUND=false \
+    NPM_CONFIG_AUDIT=false \
+    ASTRO_TELEMETRY_DISABLED=1
+WORKDIR /app
+
+# ---------- dependencies (dev + prod, for the build) ----------
+FROM base AS deps
+COPY package.json package-lock.json* ./
+RUN if [ -f package-lock.json ]; then npm ci --include=dev; else npm install --include=dev; fi
+
+# ---------- dependencies (prod only, for the runtime) ----------
+FROM base AS prod-deps
+COPY package.json package-lock.json* ./
+RUN if [ -f package-lock.json ]; then npm ci --omit=dev; else npm install --omit=dev; fi
+
+# ---------- build ----------
+FROM deps AS build
+ENV NODE_ENV=production
+COPY . .
+RUN npm run build
+
+# ---------- runtime ----------
+FROM base AS runtime
+ENV NODE_ENV=production \
+    HOST=0.0.0.0 \
+    PORT=7701
+COPY --from=prod-deps --chown=node:node /app/node_modules ./node_modules
+COPY --from=build --chown=node:node /app/dist ./dist
+COPY --from=build --chown=node:node /app/package.json ./package.json
+USER node
+EXPOSE 7701
+HEALTHCHECK --interval=30s --timeout=5s --start-period=20s --retries=3 \
+  CMD node -e "fetch('http://127.0.0.1:'+(process.env.PORT||7701)+'/').then(r=>process.exit(r.ok?0:1)).catch(()=>process.exit(1))"
+CMD ["node", "./dist/server/entry.mjs"]