add home, header & footer components

src/app/footer/footer.component.html

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+<footer>
+  <p>&copy; 2025 Chagarlamudi.net. Made by Raghu Chagarlamudi.</p>
+</footer>

src/app/footer/footer.component.scss

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+:host {
+  p {
+    padding: 8px 16px;
+    text-align: center;
+  }
+}

src/app/footer/footer.component.spec.ts

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

src/app/footer/footer.component.ts

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