Refactor: dataset / kb API to RESTFul style (#13690)

### What problem does this PR solve?

1. Split dataset api to gateway and service, and modify web UI to use
restful http api.
2. Old KB releated APIs are commented.

### Type of change

- [x] Refactoring

---------

Co-authored-by: Yingfeng <yingfeng.zhang@gmail.com>

web/src/components/chunk-method-dialog/index.tsx

@@ -181,7 +181,7 @@ export function ChunkMethodDialog({
   });
 
   const selectedTag = useWatch({
-    name: 'parser_id',
+    name: 'chunk_method',
     control: form.control,
   });
   const isMineruSelected =