able to drag edges of zones

frontend/src/store/editorStore.ts

@@ -45,6 +45,8 @@ interface EditorActions {
   restoreRange: (rangeId: string) => void;
   addCutRange: (start: number, end: number) => void;
   addMuteRange: (start: number, end: number) => void;
+  updateCutRange: (id: string, start: number, end: number) => void;
+  updateMuteRange: (id: string, start: number, end: number) => void;
   removeCutRange: (id: string) => void;
   removeMuteRange: (id: string) => void;
   setTranscribing: (active: boolean, progress?: number, status?: string) => void;
@@ -204,6 +206,24 @@ export const useEditorStore = create<EditorState & EditorActions>()(
         set({ muteRanges: [...muteRanges, newRange] });
       },
 
+      updateCutRange: (id, start, end) => {
+        const { cutRanges } = get();
+        set({
+          cutRanges: cutRanges.map((r) =>
+            r.id === id ? { ...r, start, end } : r
+          ),
+        });
+      },
+
+      updateMuteRange: (id, start, end) => {
+        const { muteRanges } = get();
+        set({
+          muteRanges: muteRanges.map((r) =>
+            r.id === id ? { ...r, start, end } : r
+          ),
+        });
+      },
+
       removeCutRange: (id) => {
         const { cutRanges } = get();
         set({ cutRanges: cutRanges.filter((r) => r.id !== id) });