chore: rename docs-v2 to docs

apps/docs/src/lib/source.ts

@@ -0,0 +1,15 @@
+import { loader } from 'fumadocs-core/source';
+import * as icons from 'lucide-static';
+import { docs } from 'fumadocs-mdx:collections/server';
+
+export const source = loader({
+  source: docs.toFumadocsSource(),
+  baseUrl: '/',
+  icon(icon) {
+    if (!icon) {
+      return;
+    }
+
+    if (icon in icons) return icons[icon as keyof typeof icons];
+  },
+});