added paperless ui

src-ui/src/app/components/not-found/not-found.component.html

@@ -0,0 +1,8 @@
+<div class="jumbotron text-center">
+    <svg width="5em" height="7em" viewBox="0 0 16 16" class="bi bi-emoji-frown" fill="currentColor" xmlns="http://www.w3.org/2000/svg">
+        <path fill-rule="evenodd" d="M8 15A7 7 0 1 0 8 1a7 7 0 0 0 0 14zm0 1A8 8 0 1 0 8 0a8 8 0 0 0 0 16z"/>
+        <path fill-rule="evenodd" d="M4.285 12.433a.5.5 0 0 0 .683-.183A3.498 3.498 0 0 1 8 10.5c1.295 0 2.426.703 3.032 1.75a.5.5 0 0 0 .866-.5A4.498 4.498 0 0 0 8 9.5a4.5 4.5 0 0 0-3.898 2.25.5.5 0 0 0 .183.683z"/>
+        <path d="M7 6.5C7 7.328 6.552 8 6 8s-1-.672-1-1.5S5.448 5 6 5s1 .672 1 1.5zm4 0c0 .828-.448 1.5-1 1.5s-1-.672-1-1.5S9.448 5 10 5s1 .672 1 1.5z"/>
+      </svg>
+    <h1>404 Not Found</h1>
+</div>

src-ui/src/app/components/not-found/not-found.component.spec.ts

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

src-ui/src/app/components/not-found/not-found.component.ts

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