修复：项目信息布局

pages/forum/components/publishMessage/index.tsx

@@ -39,7 +39,7 @@ export default function PublishMessage(props: Props) {
   //图片上传
   const handleChange: UploadProps['onChange'] = (info) => {
     const isSize = (info.file as any).size / 1024 / 1024 < 5;
-    if (isSize) {
+    if (!isSize) {
       window.messageApi.error('上传文件最大5M');
       return;
     }