Add routing module for shared components

src/app/components/shared/shared-routing.module.ts

+import { NgModule } from '@angular/core';
+import { Routes, RouterModule } from '@angular/router';
+import { LoginPageComponent } from './login-page/login-page.component';
+import { FooterImprintComponent } from './footer-imprint/footer-imprint.component';
+import { PageNotFoundComponent } from './page-not-found/page-not-found.component';
+
+
+const routes: Routes = [
+  {
+    path: '',
+    redirectTo: '/home',
+    pathMatch: 'full'
+  },
+  {
+    path: 'home',
+    component: LoginPageComponent
+  },
+  {
+    path: 'imprint',
+    component: FooterImprintComponent
+  },
+  {
+    path: '**',
+    component: PageNotFoundComponent
+  }
+];
+
+@NgModule({
+  imports: [RouterModule.forChild(routes)],
+  exports: [RouterModule]
+})
+
+export class SharedRoutingModule {
+}