Added sample UI design

- Added credits component
- Added simple icons
- Made navbar responsive for mobile
- Added credits/upload/download/home/navbar components
- Created simple design for home component
- Added tailwindcss and daisyUI and TailwindCSS

frontend/src/app/download/download.component.html

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+<p>download works!</p>

frontend/src/app/download/download.component.spec.ts

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

frontend/src/app/download/download.component.ts

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+import { Component } from '@angular/core';
+
+@Component({
+  selector: 'app-download',
+  standalone: true,
+  imports: [],
+  templateUrl: './download.component.html',
+  styleUrl: './download.component.scss'
+})
+export class DownloadComponent {
+
+}