Feat: Delete useless knowledge base, chat, and search files. #10427 (#11568)

### What problem does this PR solve?

Feat: Delete useless knowledge base, chat, and search files.  #10427
### Type of change


- [x] New Feature (non-breaking change which adds functionality)

web/src/constants/knowledge.ts

@@ -92,3 +92,5 @@ export enum DocumentParserType {
   Tag = 'tag',
   KnowledgeGraph = 'knowledge_graph',
 }
+
+export const TagRenameId = 'tagRename';