Add movie search and schedule header components

Introduces MovieSearchComponent, ScheduleHeaderComponent, and MovieScheduleNoSearchResultComponent for improved movie search and schedule display. Updates schedule and navbar to support search functionality and UI enhancements. Adds movie fetching to HttpService and refines layout and styles for better user experience.

src/app/movie-schedule-no-search-result/movie-schedule-no-search-result.component.html

@@ -0,0 +1,5 @@
+<div class="flex flex-col items-center justify-center py-12 text-gray-500 h-100 m-auto">
+  <mat-icon class="text-6xl mb-4 opacity-50" style="font-size: 50px; width: 50px; height: 50px;">search_off</mat-icon>
+  <p class="text-lg">Keine Vorstellungen gefunden</p>
+  <p class="text-sm">Für '{{ search() }}' finden am {{ date().toLocaleDateString('de-DE', { day: '2-digit', month: '2-digit', year: 'numeric'} )}} kein Vorstellunge statt.</p>
+</div>

src/app/movie-schedule-no-search-result/movie-schedule-no-search-result.component.ts

@@ -0,0 +1,12 @@
+import { Component, input } from '@angular/core';
+
+@Component({
+  selector: 'app-movie-schedule-no-search-result',
+  standalone: false,
+  templateUrl: './movie-schedule-no-search-result.component.html',
+  styleUrl: './movie-schedule-no-search-result.component.css'
+})
+export class MovieScheduleNoSearchResultComponent {
+ search = input.required<string>();
+ date = input.required<Date>();
+}