feat: add Angular frontend skeleton

frontend/src/main.ts

@@ -0,0 +1,15 @@
+import { bootstrapApplication } from '@angular/platform-browser';
+import { provideAnimations } from '@angular/platform-browser/animations';
+import { provideHttpClient } from '@angular/common/http';
+import { provideRouter } from '@angular/router';
+
+import { AppComponent } from './app/app.component';
+import { appRoutes } from './app/app.routes';
+
+bootstrapApplication(AppComponent, {
+  providers: [
+    provideAnimations(),
+    provideHttpClient(),
+    provideRouter(appRoutes),
+  ],
+}).catch((err) => console.error(err));