opt.

lib/view/page/storage/local.dart

@@ -134,10 +134,10 @@ class _LocalStoragePageState extends State<LocalStoragePage> {
       itemCount: files.length,
       padding: const EdgeInsets.symmetric(vertical: 3, horizontal: 7),
       itemBuilder: (context, index) {
-        var file = files[index];
-        var fileName = file.path.split('/').last;
-        var stat = file.statSync();
-        var isDir = stat.type == FileSystemEntityType.directory;
+        final file = files[index];
+        final fileName = file.path.split('/').last;
+        final stat = file.statSync();
+        final isDir = stat.type == FileSystemEntityType.directory;
 
         return CardX(
           child: ListTile(

lib/view/page/storage/sftp.dart

@@ -160,7 +160,7 @@ class _SftpPageState extends State<SftpPage> with AfterLayoutMixin {
 
   Widget _buildAddBtn() {
     return IconButton(
-      onPressed: (() => context.showRoundDialog(
+      onPressed: () => context.showRoundDialog(
             child: Column(
               mainAxisSize: MainAxisSize.min,
               children: [
@@ -176,7 +176,7 @@ class _SftpPageState extends State<SftpPage> with AfterLayoutMixin {
                 ),
               ],
             ),
-          )),
+          ),
       icon: const Icon(Icons.add),
     );
   }