Add QuillSense support with settings and integration

- Introduced new "QuillSense" feature for AI-assisted book creation.
- Added QuillSense settings panel with advanced options and disable/enable functionality.
- Updated GhostWriter and TextEditor components to respect QuillSense settings.
- Extended models and repositories to track and manage QuillSense state per book.
- Localized new strings for English and French.

lib/models/Book.ts

@@ -71,6 +71,7 @@ export interface BookProps {
     coverImage?: string;
     localBook?: boolean;
     chapters?: ChapterProps[];
+    quillsenseEnabled?: boolean;
 }
 
 export interface BookListProps {
@@ -87,6 +88,7 @@ export interface BookListProps {
     coverImage?: string;
     bookMeta?: string;
     itIsLocal?: boolean;
+    quillsenseEnabled?: boolean;
 }
 
 export interface GuideLine {