test(frontend): include angular specs in vitest suite

frontend/vitest.config.ts

@@ -2,7 +2,8 @@ import { defineConfig } from 'vitest/config';
 
 export default defineConfig({
   test: {
-    include: ['tests/**/*.test.ts'],
+    include: ['tests/**/*.test.ts', 'angular/src/**/*.spec.ts'],
+    setupFiles: ['angular/src/test-setup.ts'],
     exclude: ['**/node_modules/**']
   }
 });