fix: Set the default value of Self RAG to false #1220 (#1702)

### What problem does this PR solve?

fix: Set the default value of Self RAG  to false #1220
fix: Change all tool file names to kebab format

### Type of change

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

web/src/pages/chat/chat-configuration-modal/assistant-setting.tsx

@@ -95,7 +95,7 @@ const AssistantSetting = ({ show }: ISegmentedContentProps) => {
         valuePropName="checked"
         name={['prompt_config', 'self_rag']}
         tooltip={t('selfRagTip')}
-        initialValue={true}
+        initialValue={false}
       >
         <Switch />
       </Form.Item>