catching moves to same parent

csharp/App/Backend/DataTypes/Methods/Session.cs

@@ -55,6 +55,8 @@ public static class SessionMethods
         var installation = Db.GetInstallationById(installationId);
         var parent = Db.GetFolderById(parentId);
 
+        if(installation.ParentId == parentId) return false;
+        
         return user is not null
                && installation is not null 
                && user.HasWriteAccess 

csharp/App/Backend/S3/S3Cmd.cs

@@ -55,6 +55,7 @@ public class S3Cmd
             <AllowedHeader>*</AllowedHeader>
             </CORSRule>
             </CORSConfiguration>";
+        
         var result = await Run(bucketName, "mb");
         var setCors = await Run(bucketName, "PutBucketCors", cors);