feat: remove precurrentitemsunload

src/core/tab/tab.zig

@@ -4,7 +4,6 @@ pub const Tab = struct {
     currentItems: locked(?std.ArrayList(Arc(*Item))),
     currentLocationChanged: Observable(?*Container),
     currentItemsChanged: bool = false,
-    preCurrentItemsUnload: Observable(*Tab),
     threadPool: *std.Thread.Pool,
     rootProvider: *RootProvider,
 
@@ -21,7 +20,6 @@ pub const Tab = struct {
             .currentLocation = null,
             .threadPool = threadPool,
             .rootProvider = rootProvider,
-            .preCurrentItemsUnload = Observable(*Tab).init(allocator),
         };
     }
 
@@ -60,8 +58,6 @@ pub const Tab = struct {
             self.currentItems.mutex.lock();
             defer self.currentItems.mutex.unlock();
 
-            self.preCurrentItemsUnload.notify(self);
-
             const data = self.currentItems.data;
             self.currentItems.data = null;
             if (data) |currentItems| {