enhance: trim the end path seperator

Signed-off-by: leo <longshuang@msn.cn>

Author: love-linger

src/App.axaml.cs

@@ -367,7 +367,7 @@ private bool TryLaunchAsFileHistoryViewer(IClassicDesktopStyleApplicationLifetim
             {
                 desktop.MainWindow = new Views.DirHistories()
                 {
-                    DataContext = new ViewModels.DirHistories(repo, relativePath)
+                    DataContext = new ViewModels.DirHistories(repo, relativePath.TrimEnd('/', '\\'))
                 };
             }
             else

src/ViewModels/DirHistories.cs

@@ -80,7 +80,7 @@ public DirHistories(string repoPath, string dir)
             Title = dir;
 
             var gitDir = new Commands.QueryGitDir(repoPath).GetResult();
-            _repo = new Repository(true, repoPath, gitDir);
+            _repo = new Repository(true, repoPath, gitDir); // Trait repository as a bare repository to disable some file operations.
             _repo.RefreshBranches();
 
             _detail = new CommitDetail(_repo, null);