fix(dataset, next-chats): Fix data form data acquisition logic And Optimize the chat settings interface and add language selection (#9629)

### What problem does this PR solve?

fix(dataset): data form data acquisition logic
fix(next-chats): Optimize the chat settings interface and add language
selection

- Replace form.formControl.trigger with form.trigger
- Use form.getValues() instead of form.formState.values
- Add language selection to support multiple languages
- Add default chat settings values
- Add new settings: icon, description, knowledge base ID, etc.

### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)
- [x] New Feature (non-breaking change which adds functionality)
- [ ] Documentation Update
- [ ] Refactoring
- [ ] Performance Improvement
- [ ] Other (please describe):

web/src/pages/dataset/setting/general-form.tsx

@@ -187,8 +187,8 @@ export function GeneralForm() {
           disabled={submitLoading}
           onClick={() => {
             (async () => {
-              let isValidate = await form.formControl.trigger('name');
-              const { name, description } = form.formState.values;
+              let isValidate = await form.trigger('name');
+              const { name, description } = form.getValues();
               const avatar = avatarBase64Str;
 
               if (isValidate) {