BETTERZON-42: Functionality and design of various components for the search product UC

Frontend/src/app/pages/page-not-found-page/page-not-found-page.component.html

@@ -0,0 +1,2 @@
+<h1>404</h1>
+<p>Page not found!</p>

Frontend/src/app/pages/page-not-found-page/page-not-found-page.component.spec.ts

@@ -0,0 +1,25 @@
+import { ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { PageNotFoundPageComponent } from './page-not-found-page.component';
+
+describe('PageNotFoundPageComponent', () => {
+  let component: PageNotFoundPageComponent;
+  let fixture: ComponentFixture<PageNotFoundPageComponent>;
+
+  beforeEach(async () => {
+    await TestBed.configureTestingModule({
+      declarations: [ PageNotFoundPageComponent ]
+    })
+    .compileComponents();
+  });
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(PageNotFoundPageComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

Frontend/src/app/pages/page-not-found-page/page-not-found-page.component.ts

@@ -0,0 +1,15 @@
+import { Component, OnInit } from '@angular/core';
+
+@Component({
+  selector: 'app-page-not-found-page',
+  templateUrl: './page-not-found-page.component.html',
+  styleUrls: ['./page-not-found-page.component.css']
+})
+export class PageNotFoundPageComponent implements OnInit {
+
+  constructor() { }
+
+  ngOnInit(): void {
+  }
+
+}