fix: use mutex poisoning recovery in bookmarks plugin

crates/owlry-plugin-bookmarks/src/lib.rs

@@ -229,7 +229,7 @@ impl BookmarksState {
     fn load_bookmarks(&self) {
         // Fast path: load from cache immediately
         {
-            let mut items = self.items.lock().unwrap();
+            let mut items = self.items.lock().unwrap_or_else(|e| e.into_inner());
             if items.is_empty() {
                 *items = Self::load_cached_bookmarks();
             }
@@ -262,7 +262,9 @@ impl BookmarksState {
             Self::save_cached_bookmarks(&items);
 
             // Update shared state so subsequent refreshes see the new data
-            *shared_items.lock().unwrap() = items;
+            if let Ok(mut shared) = shared_items.lock() {
+                *shared = items;
+            }
 
             loading.store(false, Ordering::SeqCst);
         });
@@ -549,7 +551,7 @@ extern "C" fn provider_refresh(handle: ProviderHandle) -> RVec<PluginItem> {
     state.load_bookmarks();
 
     // Return items
-    let items = state.items.lock().unwrap();
+    let items = state.items.lock().unwrap_or_else(|e| e.into_inner());
     items.to_vec().into()
 }