Fix: Creating Knowledge Base Support Enter Key (#7258)

### What problem does this PR solve?


[https://github.com/infiniflow/ragflow/issues/7180](https://github.com/infiniflow/ragflow/issues/7180)
When creating a knowledge base, support the enter key
### Type of change

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

web/src/pages/flow/list/create-agent-modal.tsx

@@ -22,6 +22,12 @@ const CreateAgentModal = ({ visible, hideModal, loading, onOk }: IProps) => {
     return onOk(ret.name);
   };
 
+  const handleKeyDown = (e: React.KeyboardEvent) => {
+    if (e.key === 'Enter' && !e.shiftKey) {
+      handleOk();
+    }
+  };
+
   return (
     <Modal
       title={t('createGraph', { keyPrefix: 'flow' })}
@@ -44,7 +50,7 @@ const CreateAgentModal = ({ visible, hideModal, loading, onOk }: IProps) => {
           name="name"
           rules={[{ required: true, message: t('namePlaceholder') }]}
         >
-          <Input />
+          <Input onKeyDown={handleKeyDown} />
         </Form.Item>
       </Form>
     </Modal>