optimize UI and user experience

webui/i18n/zh.json

@@ -48,6 +48,15 @@
     "Generating Video": "正在生成视频，请稍候...",
     "Start Generating Video": "开始生成视频",
     "Video Generation Completed": "视频生成完成",
-    "You can download the generated video from the following links": "你可以从以下链接下载生成的视频"
+    "You can download the generated video from the following links": "你可以从以下链接下载生成的视频",
+    "Basic Settings": "**基础设置** (:blue[点击展开])",
+    "Language": "界面语言",
+    "Pexels API Key": "Pexels API Key (:red[必填] [点击获取](https://www.pexels.com/api/))",
+    "LLM Provider": "大模型提供商",
+    "API Key": "API Key (:red[必填，需要到大模型提供商的后台申请])",
+    "Base Url": "Base Url (可选)",
+    "Model Name": "模型名称 (:blue[需要到大模型提供商的后台确认被授权的模型名称])",
+    "Please Enter the LLM API Key": "请先填写大模型 **API Key**",
+    "Please Enter the Pexels API Key": "请先填写 **Pexels API Key**"
   }
 }