fix(prerender): Optimize blog route prerendering strategy

- Refactor prerender plugin to use content:file:afterParse hook
- Dynamically collect blog post routes during file parsing
- Remove complex locale-based post fetching logic
- Add conditional prerendering to prevent unnecessary processing
- Improve logging for prerender route generation
- Simplify route collection and prerendering process
Improves performance and reliability of static site generation for blog content.

server/plugins/prerender.ts

@@ -1,37 +1,22 @@
-export default defineNitroPlugin((nitroApp) => {
-  nitroApp.hooks.hook('prerender:routes' as any, async (ctx: any) => {
-    try {
-      // Import serverQueryContent dynamically
-      const { serverQueryContent } = await import('#content/server' as any)
+export default defineNitroPlugin(async (nitroApp) => {
+  if (!import.meta.prerender) {
+    return
+  }
 
-      // Fetch all blog posts from both English and Persian locales
-      const locales = ['en', 'fa']
-      const allPosts: any[] = []
+  const routes: string[] = []
 
-      for (const locale of locales) {
-        const posts = await serverQueryContent(nitroApp as any, `${locale}/blog`)
-          .where({ draft: { $ne: true } })
-          .find()
-
-        allPosts.push(...posts)
+  nitroApp.hooks.hook('content:file:afterParse', (file) => {
+    // Collect blog post routes for prerendering
+    if (file._path && !file.draft) {
+      if (file._path.startsWith('/en/blog/') || file._path.startsWith('/fa/blog/')) {
+        routes.push(file._path)
       }
+    }
+  })
 
-      if (allPosts.length === 0) {
-        console.log('No blog posts found for prerendering')
-        return
-      }
-
-      // Add routes for each published post
-      for (const post of allPosts) {
-        if (post._path) {
-          ctx.routes.add(post._path)
-          console.log(`Added route for prerendering: ${post._path}`)
-        }
-      }
-
-      console.log(`Total blog routes added for prerendering: ${allPosts.length}`)
-    } catch (error) {
-      console.error('Error generating prerender routes:', error)
+  nitroApp.hooks.hook('prerender:generate', async () => {
+    for (const route of routes) {
+      console.log(`Prerendering blog route: ${route}`)
     }
   })
 })