新增画布是否可以修改背景

src/component/Canvas/CanvasEditor/components/HeaderMenu.vue

@@ -21,6 +21,7 @@ const props = defineProps({
     type: Boolean,
     default: true, // 是否显示图层面板
   },
+  isBackgroundChangeable: Boolean,
 });
 
 const emit = defineEmits([
@@ -312,7 +313,7 @@ onMounted(() => {
             "
           />
         </div>
-        <div class="setting-group">
+        <div class="setting-group" v-if="isBackgroundChangeable">
           <span class="setting-label">{{ $t("Canvas.color") }}</span>
           <div class="color-picker-wrapper">
             <input