refactor: streamline ClientLayout and PreferencesContext for improved state management and debugging

src/components/ui/book-cover.tsx

@@ -3,7 +3,7 @@
 import { CoverClient } from "./cover-client";
 import { ProgressBar } from "./progress-bar";
 import type { BookCoverProps } from "./cover-utils";
-import { getImageUrl } from "./cover-utils";
+import { getImageUrl } from "@/lib/utils/image-url";
 import { useImageUrl } from "@/hooks/useImageUrl";
 import { ClientOfflineBookService } from "@/lib/services/client-offlinebook.service";
 import { MarkAsReadButton } from "./mark-as-read-button";

src/components/ui/cover-utils.tsx

@@ -19,14 +19,3 @@ export interface BookCoverProps extends BaseCoverProps {
 export interface SeriesCoverProps extends BaseCoverProps {
   series: KomgaSeries;
 }
-
-/**
- * Génère l'URL de base pour une image (sans cache version)
- * Utilisez useImageUrl() dans les composants pour obtenir l'URL avec cache busting
- */
-export function getImageUrl(type: "series" | "book", id: string) {
-  if (type === "series") {
-    return `/api/komga/images/series/${id}/thumbnail`;
-  }
-  return `/api/komga/images/books/${id}/thumbnail`;
-}

src/components/ui/series-cover.tsx

@@ -3,7 +3,7 @@
 import { CoverClient } from "./cover-client";
 import { ProgressBar } from "./progress-bar";
 import type { SeriesCoverProps } from "./cover-utils";
-import { getImageUrl } from "./cover-utils";
+import { getImageUrl } from "@/lib/utils/image-url";
 import { useImageUrl } from "@/hooks/useImageUrl";
 
 export function SeriesCover({