Fix: Add prompts when merging or deleting metadata. (#12138)

### What problem does this PR solve?

Fix: Add prompts when merging or deleting metadata.

### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)

---------

Co-authored-by: Kevin Hu <kevinhu.sh@gmail.com>

web/src/locales/zh.ts

@@ -182,6 +182,10 @@ export default {
         description: '描述',
         fieldName: '字段名',
         editMetadata: '编辑元数据',
+        valueExists: '值已存在。确认合并重复项并组合所有关联文件。',
+        fieldNameExists: '字段名已存在。确认合并重复项并组合所有关联文件。',
+        fieldExists: '字段名已存在。',
+        deleteWarn: '此 {{field}} 将从所有关联文件中移除',
       },
       localUpload: '本地上传',
       fileSize: '文件大小',