修改自适应

server.js

@@ -40,10 +40,15 @@ app.get('/api/videos', async (req, res) => {
 
         const response = await s3Client.send(command);
 
-        // Filter out non-mp4 files for this boilerplate
+        // Filter for common video formats
+        const videoExtensions = ['.mp4', '.avi', '.mov', '.mkv', '.webm', '.flv', '.wmv', '.m4v'];
         const videos = (response.Contents || [])
             .map(item => item.Key)
-            .filter(key => key && key.toLowerCase().endsWith('.mp4'));
+            .filter(key => {
+                if (!key) return false;
+                const lowerKey = key.toLowerCase();
+                return videoExtensions.some(ext => lowerKey.endsWith(ext));
+            });
 
         res.json({ videos });
     } catch (error) {