Feature/mutil embedding model (#908)

Co-authored-by: JzoNg <jzongcode@gmail.com>
Co-authored-by: jyong <jyong@dify.ai>
Co-authored-by: StyleZhang <jasonapring2015@outlook.com>

web/i18n/lang/dataset.zh.ts

@@ -16,6 +16,8 @@ const translation = {
   intro4: '或可以',
   intro5: '创建',
   intro6: '为独立的 ChatGPT 插件发布使用',
+  unavailable: '不可用',
+  unavailableTip: '由于 embedding 模型不可用，需要配置默认 embedding 模型',
 }
 
 export default translation