Add host-build deploy path for slow Docker npm installs

Install and build on the server host with npmmirror, then package a slim image without network during docker build.

Co-authored-by: Cursor <cursoragent@cursor.com>

Dockerfile.prebuilt

@@ -0,0 +1,20 @@
+# ایمیج سبک: فرض می‌کند روی خود سرور قبلاً npm ci + build زده‌ای
+# هیچ دانلودی داخل Docker انجام نمی‌شود (مناسب سرور ایران)
+
+FROM node:22-alpine
+WORKDIR /app
+
+ENV NODE_ENV=production
+
+COPY package.json package-lock.json ./
+COPY node_modules ./node_modules
+COPY dist ./dist
+COPY prisma ./prisma
+COPY prisma.config.ts ./
+COPY docker-entrypoint.sh ./
+
+RUN chmod +x docker-entrypoint.sh
+
+EXPOSE 3000
+
+ENTRYPOINT ["./docker-entrypoint.sh"]