feat(post) : init lazy loading

src/app/app-routing.module.ts

@@ -87,6 +87,10 @@ const routes: Routes = [
     component: FormComponent,
     canDeactivate: [DeactivateGuard],
   },
+  {
+    path: 'posts',
+    loadChildren: () => import('./posts/posts.module').then((m) => m.PostsModule),
+  },
   {
     path: '**',
     redirectTo: 'home',

src/app/posts/posts-routing.module.ts

+import { NgModule } from '@angular/core';
+import { Routes, RouterModule } from '@angular/router';
+import { PostsComponent } from './posts.component';
+
+const routes: Routes = [{ path: '', component: PostsComponent }];
+
+@NgModule({
+  imports: [RouterModule.forChild(routes)],
+  exports: [RouterModule],
+})
+export class PostsRoutingModule {}

src/app/posts/posts.component.html

+<p>posts works!</p>

src/app/posts/posts.component.spec.ts

+import { ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { PostsComponent } from './posts.component';
+
+describe('PostsComponent', () => {
+  let component: PostsComponent;
+  let fixture: ComponentFixture<PostsComponent>;
+
+  beforeEach(async () => {
+    await TestBed.configureTestingModule({
+      declarations: [ PostsComponent ]
+    })
+    .compileComponents();
+  });
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(PostsComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

src/app/posts/posts.component.ts

+import { Component, OnInit } from '@angular/core';
+
+@Component({
+  selector: 'app-posts',
+  templateUrl: './posts.component.html',
+  styleUrls: ['./posts.component.scss']
+})
+export class PostsComponent implements OnInit {
+
+  constructor() { }
+
+  ngOnInit(): void {
+  }
+
+}

src/app/posts/posts.module.ts

+import { NgModule } from '@angular/core';
+import { CommonModule } from '@angular/common';
+import { PostsComponent } from './posts.component';
+import { PostsRoutingModule } from './posts-routing.module';
+
+@NgModule({
+  declarations: [PostsComponent],
+  imports: [CommonModule, PostsRoutingModule],
+})
+export class PostsModule {}