feat: implement programmatic SEO routes and optimize meta tags

app/sitemap.ts

@@ -1,9 +1,11 @@
 import { MetadataRoute } from 'next';
+import { getProjects } from '@/app/actions';
+import { slugify } from '@/lib/utils';
 
-export default function sitemap(): MetadataRoute.Sitemap {
+export default async function sitemap(): Promise<MetadataRoute.Sitemap> {
   const baseUrl = 'https://ayris.tech';
   
-  return [
+  const staticUrls: MetadataRoute.Sitemap = [
     {
       url: `${baseUrl}`,
       lastModified: new Date(),
@@ -47,4 +49,32 @@ export default function sitemap(): MetadataRoute.Sitemap {
       priority: 0.8,
     },
   ];
+
+  try {
+    const projects = await getProjects();
+    const uniqueTags = Array.from(new Set(projects.map((p: any) => p.tag)));
+    
+    const expertiseUrls: MetadataRoute.Sitemap = uniqueTags.flatMap((tag) => {
+      if (typeof tag !== 'string') return [];
+      const slug = slugify(tag);
+      return [
+        {
+          url: `${baseUrl}/en/expertise/${slug}`,
+          lastModified: new Date(),
+          changeFrequency: 'monthly',
+          priority: 0.7,
+        },
+        {
+          url: `${baseUrl}/tr/expertise/${slug}`,
+          lastModified: new Date(),
+          changeFrequency: 'monthly',
+          priority: 0.7,
+        }
+      ];
+    });
+
+    return [...staticUrls, ...expertiseUrls];
+  } catch(e) {
+    return staticUrls;
+  }
 }