more db unit tests - best o luck !

src/services/db/admin.db.ts

@@ -142,7 +142,7 @@ export async function getApplicationStats(): Promise<{
     };
   } catch (error) {
     logger.error('Database error in getApplicationStats:', { error });
-    throw new Error('Failed to retrieve application statistics.');
+    throw error; // Re-throw the original error to be handled by the caller
   }
 }