📄 production optimizations

app/sitemap.ts

@@ -0,0 +1,41 @@
+import { MetadataRoute } from 'next'
+import { getAllPosts } from '@/lib/markdown'
+
+export default async function sitemap(): Promise<MetadataRoute.Sitemap> {
+  const baseUrl = process.env.NEXT_PUBLIC_SITE_URL || 'http://localhost:3030'
+  
+  // Get all blog posts
+  const posts = await getAllPosts(false)
+  
+  // Generate sitemap entries for blog posts
+  const blogPosts: MetadataRoute.Sitemap = posts.map(post => ({
+    url: `${baseUrl}/blog/${post.slug}`,
+    lastModified: new Date(post.frontmatter.date),
+    changeFrequency: 'monthly' as const,
+    priority: 0.8,
+  }))
+  
+  // Static pages
+  const staticPages: MetadataRoute.Sitemap = [
+    {
+      url: baseUrl,
+      lastModified: new Date(),
+      changeFrequency: 'daily' as const,
+      priority: 1.0,
+    },
+    {
+      url: `${baseUrl}/blog`,
+      lastModified: new Date(),
+      changeFrequency: 'daily' as const,
+      priority: 0.9,
+    },
+    {
+      url: `${baseUrl}/about`,
+      lastModified: new Date(),
+      changeFrequency: 'monthly' as const,
+      priority: 0.7,
+    },
+  ]
+  
+  return [...staticPages, ...blogPosts]
+}