feat(demo): add demo Angular application

packages/angular/demo/src/app/app.module.ts

@@ -0,0 +1,19 @@
+import { BrowserModule } from '@angular/platform-browser';
+import { NgModule } from '@angular/core';
+
+import { AppComponent } from './app.component';
+import { AppRoutingModule } from './app-routing.module';
+
+
+@NgModule({
+  declarations: [
+    AppComponent
+  ],
+  imports: [
+    AppRoutingModule,
+    BrowserModule
+  ],
+  providers: [],
+  bootstrap: [AppComponent]
+})
+export class AppModule { }