refactor: migrate to pnpm monorepo with Payload CMS backend and Astro frontend to support scalable website development and AI-assisted workflows

apps/frontend/astro.config.mjs

@@ -0,0 +1,12 @@
+import { defineConfig } from 'astro/config';
+import cloudflare from '@astrojs/cloudflare';
+import tailwind from '@astrojs/tailwind';
+
+export default defineConfig({
+  output: 'server',
+  adapter: cloudflare(),
+  integrations: [tailwind()],
+  typescript: {
+    strict: true
+  }
+});