perf: dataset import params code (#4875)

* perf: dataset import params code

* perf: api dataset code

* model

packages/web/i18n/zh-Hant/common.json

@@ -749,7 +749,6 @@
   "custom_title": "自訂標題",
   "data_index_custom": "自定義索引",
   "data_index_default": "預設索引",
-  "data_index_image": "圖片索引",
   "data_index_question": "推測問題索引",
   "data_index_summary": "摘要索引",
   "data_not_found": "數據找不到了",