feat: Enhance filter editing functionality in FilterManager by adding index tracking for updates

frontend/src/FilterManager.jsx

@@ -390,15 +390,20 @@ function FilterManager() {
     }
   };
 
-  const handleEditFilter = (filter) => {
-    setEditingFilter({ ...filter });
+  const handleEditFilter = (filter, index) => {
+    setEditingFilter({ ...filter, _originalIndex: index });
     setEditFilterModalOpen(true);
   };
 
   const handleSaveEditFilter = async (updatedFilter) => {
-    const updatedFilters = serverFilters.map(f => 
-      f.community === updatedFilter.community ? { ...updatedFilter } : f
-    );
+    const updatedFilters = [...serverFilters];
+    if (updatedFilter._originalIndex !== undefined) {
+      updatedFilters[updatedFilter._originalIndex] = { 
+        community: updatedFilter.community, 
+        gateway: updatedFilter.gateway, 
+        description: updatedFilter.description 
+      };
+    }
     setServerFilters(updatedFilters);
     setEditFilterModalOpen(false);
     setEditingFilter(null);
@@ -1075,7 +1080,7 @@ function FilterManager() {
                               <div className="btn-list">
                                 <button 
                                   className="btn btn-outline-primary btn-icon btn-sm"
-                                  onClick={() => handleEditFilter(filter)}
+                                  onClick={() => handleEditFilter(filter, index)}
                                   title="Редактировать фильтр"
                                 >
                                   <IconEdit size={16} />