Add error handling, enhance syncing, and refactor deletion logic

- Introduce new error messages for syncing and book deletion in `en.json`.
- Update `DeleteBook` to support local-only deletion and synced book management.
- Refine offline/online behavior with `deleteLocalToo` checkbox and update related state handling.
- Extend repository and IPC methods to handle optional IDs for updates.
- Add `SyncQueueContext` for queueing offline changes and improving synchronization workflows.
- Enhance refined text generation logic in `DraftCompanion` and `GhostWriter` components.
- Replace PUT with PATCH for world updates to align with API expectations.
- Streamline `AlertBox` by integrating dynamic translation keys for deletion prompts.

app/page.tsx

@@ -446,6 +446,9 @@ function ScribeContent() {
                             } catch (syncError) {
                                 errorMessage(t("homePage.errors.syncError"));
                             }
+                        } else {
+                            console.error('[Page] Database initialization failed');
+                            errorMessage(t("homePage.errors.dbInitError"));
                         }
                     } catch (error) {
                         errorMessage(t("homePage.errors.syncError"));