fix: Fixed an issue where the first message would be displayed when sending the second message #2625 (#2626)

### What problem does this PR solve?

fix: Fixed an issue where the first message would be displayed when
sending the second message #2625

### Type of change

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

web/src/components/message-input/index.tsx

@@ -117,7 +117,7 @@ const MessageInput = ({
     file,
   }) => {
     let nextConversationId: string = conversationId;
-    if (createConversationBeforeUploadDocument && !conversationId) {
+    if (createConversationBeforeUploadDocument) {
       const creatingRet = await createConversationBeforeUploadDocument(
         file.name,
       );
@@ -234,8 +234,14 @@ const MessageInput = ({
               >
                 <Button
                   type={'text'}
+                  disabled={disabled}
                   icon={
-                    <SvgIcon name="paper-clip" width={18} height={22}></SvgIcon>
+                    <SvgIcon
+                      name="paper-clip"
+                      width={18}
+                      height={22}
+                      disabled={disabled}
+                    ></SvgIcon>
                   }
                 ></Button>
               </Upload>