Masonry: fix do not reflow in resizing

src/platform/Masonry.tsx

@@ -46,30 +46,49 @@ function createCompatMasonry(
 
   const size = createElementSize(element);
 
-  const treeMutObx = new MutationObserver(() => {
-    layout.reloadItems?.();
-  });
+  let layoutNotRequested = true;
 
-  onCleanup(() => treeMutObx.disconnect());
+  const reflow = () => {
+    layout.layout?.();
+    layoutNotRequested = true;
+  };
 
   createRenderEffect(() => {
     const opts = options();
     layout.option?.(opts);
   });
 
+  const treeMutObx = new MutationObserver(() => {
+    layout.reloadItems?.();
+    if (layoutNotRequested) {
+      layoutNotRequested = false;
+      requestAnimationFrame(reflow);
+    }
+  });
+
+  onCleanup(() => treeMutObx.disconnect());
+
   createRenderEffect(() => {
     treeMutObx.observe(element, { childList: true });
   });
 
   createRenderEffect(() => {
     const width = size.width; // only tracking width
-    layout.layout?.();
+    if (layoutNotRequested) {
+      layoutNotRequested = false;
+      requestAnimationFrame(reflow);
+    }
   });
 
   if (import.meta.hot) {
-    import.meta.hot.on("vite:afterUpdate", () => {
-      layout.layout?.();
-    });
+    const onHotReloadUpdate = () => {
+      if (layoutNotRequested) {
+        layoutNotRequested = false;
+        requestAnimationFrame(reflow);
+      }
+    };
+    import.meta.hot.on("vite:afterUpdate", onHotReloadUpdate);
+    import.meta.hot.off("vite:afterUpdate", onHotReloadUpdate);
   }
 }