体验: Diff 弹窗支持左右分栏与差异概览跳转，历史对比查看弹窗放大至接近满屏

Co-authored-by: Cursor <cursoragent@cursor.com>

mactfsui/app/components/explorer/compare-dialog.tsx

@@ -106,7 +106,7 @@ export function CompareDialog({
 
   return (
     <Dialog open onOpenChange={(open) => !open && onClose()}>
-      <DialogContent className="flex max-h-[80svh] flex-col sm:max-w-4xl">
+      <DialogContent className="flex h-[88svh] max-h-[88svh] flex-col sm:max-w-[90vw]">
         <DialogHeader>
           <DialogTitle>目录对比</DialogTitle>
           <DialogDescription className="font-mono text-xs">{serverPath}</DialogDescription>