feat: add props system and refactor asset library architecture

messages/zh/assetHub.json

@@ -9,10 +9,13 @@
     "allAssets": "所有资产",
     "characters": "角色",
     "locations": "场景",
+    "props": "道具",
     "voices": "音色",
     "addCharacter": "新建角色",
     "addLocation": "新建场景",
+    "addProp": "新建道具",
     "addVoice": "新建音色",
+    "addAsset": "新建资产",
     "downloadAll": "打包下载",
     "downloadAllTitle": "下载全部图片资产",
     "downloading": "打包中...",
@@ -37,7 +40,10 @@
     "confirmDeleteFolder": "确定删除此文件夹吗？文件夹内的资产将移至未分类。",
     "confirmDeleteCharacter": "确定删除此角色吗？此操作无法撤回。",
     "confirmDeleteLocation": "确定删除此场景吗？此操作无法撤回。",
+    "confirmDeleteProp": "确定删除此道具吗？此操作无法撤回。",
     "confirmDeleteVoice": "确定删除此音色吗？此操作无法撤回。",
+    "locationLabel": "场景",
+    "propLabel": "道具",
     "voiceName": "音色名称",
     "voiceNamePlaceholder": "请输入音色名称",
     "voiceNameRequired": "请输入音色名称",
@@ -104,4 +110,4 @@
         "dropOrClick": "拖放图片或点击上传",
         "supportedFormats": "支持 JPG、PNG 格式"
     }
-}
+}