Add functionality to add allowance (#101)

closes #69
closes #107

Reviewed-on: #101

frontend/allowance-planner-v2/src/app/pages/add-allowance/add-allowance-routing.module.ts

@@ -0,0 +1,17 @@
+import { NgModule } from '@angular/core';
+import { Routes, RouterModule } from '@angular/router';
+
+import { AddAllowancePage } from './add-allowance.page';
+
+const routes: Routes = [
+  {
+    path: '',
+    component: AddAllowancePage
+  }
+];
+
+@NgModule({
+  imports: [RouterModule.forChild(routes)],
+  exports: [RouterModule],
+})
+export class AddAllowancePageRoutingModule {}