- tweak: loading popup thinks

* - tweak: change loading handle logic

* - tweak: beautify loading thinks

* - fix: speed thinks while downloading

Nebula.Shared/FileApis/Interfaces/IWriteFileApi.cs

@@ -1,8 +1,10 @@
-namespace Nebula.Shared.FileApis.Interfaces;
+using Nebula.Shared.Models;
+
+namespace Nebula.Shared.FileApis.Interfaces;
 
 public interface IWriteFileApi
 {
-    public bool Save(string path, Stream input);
+    public bool Save(string path, Stream input, ILoadingHandler? loadingHandler = null);
     public bool Remove(string path);
     public bool Has(string path);
 }