feat: add site header

src/app/components/main-header/main-header.ts

@@ -0,0 +1,12 @@
+import { Component, input } from '@angular/core';
+import { TitleCasePipe } from '@angular/common';
+
+@Component({
+  selector: 'app-main-header',
+  imports: [TitleCasePipe],
+  templateUrl: './main-header.html',
+  styleUrl: './main-header.scss',
+})
+export class MainHeader {
+  title = input('');
+}