修复：论坛，招投标，新闻等缺陷修复

pages/forum/index.page.tsx

@@ -183,6 +183,7 @@ export default function Forum() {
                               />
                             ) : (
                               <video
+                                key={index}
                                 src={v.url}
                                 controls
                                 style={{ width: '132px', height: '132px' }}