Fix prop confirmation bug, add Wan 2.7 model, refine multiple UI details, improve prop generation quality and aspect ratio, remove text overlays from Asset Center created images, and optimize prop filtering logic

messages/zh/assetModal.json

@@ -55,8 +55,10 @@
         "title": "新建道具",
         "name": "道具名称",
         "namePlaceholder": "请输入道具名称",
-        "summary": "道具描述",
-        "summaryPlaceholder": "请输入道具描述..."
+        "summary": "简要说明",
+        "summaryPlaceholder": "一句话说明这是什么道具，不写剧情用途...",
+        "description": "图片描述",
+        "descriptionPlaceholder": "只写道具本体的材质、颜色、结构和装饰细节..."
     },
     "artStyle": {
         "title": "画面风格"