feat: 液化撤销问题修复+选取更改逻辑+右键删除组图层问题修复

src/component/Canvas/CanvasEditor/utils/layerHelper.js

@@ -524,7 +524,10 @@ export function findLayerRecursively(layers, layerId, parent = null) {
  */
 export function findInChildLayers(children, layerId, parent) {
   if (!children || !Array.isArray(children) || !layerId) {
-    return null;
+    return {
+      layer: null,
+      parent: null,
+    };
   }
 
   for (const child of children) {
@@ -540,7 +543,7 @@ export function findInChildLayers(children, layerId, parent) {
       Array.isArray(child.children)
     ) {
       const result = findInChildLayers(child.children, layerId, child);
-      if (result) {
+      if (result && result.layer) {
         return result;
       }
     }