feat: Remove chat key management and debug endpoints, simplify chat message handling, and enhance migration page with DM and bot export capabilities.

src/app/api/admin/me/route.ts

@@ -10,6 +10,7 @@ export async function GET() {
         }
 
         const session = await getSession();
+
         if (!session) {
             return NextResponse.json({ isAdmin: false, user: null });
         }