feat: abstract classes and destroy subscriptions

apps/NwaifuAnime/src/app/components/reader/reader.component.html

@@ -1,8 +1,14 @@
-<div class="flex flex-row items-center justify-between me-4">
-  <button class="bg-slate-600 text-white rounded-lg p-3 m-4" (click)="backToTitle()">
+<div
+  class="flex flex-row items-center justify-between me-4 max-w-[900px] relative -translate-x-[50%] left-[50%]"
+>
+  <a
+    [routerLink]="['/', 'detail']"
+    [queryParams]="{ url: url }"
+    class="bg-slate-600 text-white rounded-lg p-3 m-4"
+  >
     Назад к тайтлу
-  </button>
-  <h3>{{ currentChapterInfo?.number }}. {{ currentChapterInfo?.name }}</h3>
+  </a>
+  <h3>{{ currentChapterInfo?.number }}. {{ currentChapterInfo?.name || "Нет названия" }}</h3>
 </div>
 <div class="flex flex-col items-center">
   @if (pages.length > 0 && cachedPages[currentPageIndex]) {