Initial Montech monorepo: Nuxt landing, Vue admin, Nest API.

Scaffold SSR site with CMS/blog/gallery/SEO admin and deploy configs for montech.ir.

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

apps/landing/server/routes/robots.txt.ts

@@ -0,0 +1,6 @@
+export default defineEventHandler((event) => {
+  const config = useRuntimeConfig();
+  const site = config.public.siteUrl || "https://montech.ir";
+  setHeader(event, "Content-Type", "text/plain");
+  return `User-agent: *\nAllow: /\nDisallow: /adm\nSitemap: ${site}/sitemap.xml\n`;
+});