将视频预览区修改成尾帧

@@ -30,6 +30,10 @@ const HistoryBar: React.FC<HistoryBarProps> = ({ images, onSelect }) => {
                 muted
                 playsInline
                 preload="metadata"
+                onLoadedMetadata={(e) => {
+                  const video = e.target as HTMLVideoElement;
+                  video.currentTime = video.duration || 0;
+                }}
               />
             ) : (
               <img 

@@ -22,6 +22,7 @@ const ImageCard: React.FC<ImageCardProps> = ({ image, onClick, onLike, currentUs
   
   const handleMouseEnter = () => {
     if (videoRef.current) {
+      videoRef.current.currentTime = 0;
       videoRef.current.play().catch(e => console.error("Video play failed", e));
     }
   }
@@ -29,6 +30,13 @@ const ImageCard: React.FC<ImageCardProps> = ({ image, onClick, onLike, currentUs
   const handleMouseLeave = () => {
     if (videoRef.current) {
       videoRef.current.pause();
+      videoRef.current.currentTime = videoRef.current.duration || 0;
+    }
+  }
+
+  const handleVideoMetadata = () => {
+    if (videoRef.current) {
+      videoRef.current.currentTime = videoRef.current.duration || 0;
     }
   }
 
@@ -50,6 +58,7 @@ const ImageCard: React.FC<ImageCardProps> = ({ image, onClick, onLike, currentUs
           ref={videoRef}
           src={image.url}
           className={`w-full h-auto object-cover transition-opacity duration-300 ${isLoaded ? 'opacity-100' : 'opacity-0'}`}
+          onLoadedMetadata={handleVideoMetadata}
           onLoadedData={() => setIsLoaded(true)}
           loop
           muted