A lot of changes

Application/Abstractions/Infrastructure/IEventBus.cs

@@ -2,6 +2,6 @@
 {
     public interface IEventBus
     {
-        Task PublishAsync<T>(T message, CancellationToken cancellationToken);
+        Task PublishAsync<T>(T message, CancellationToken cancellationToken) where T : class;
     }
 }

Application/Abstractions/Infrastructure/IStorageService.cs

@@ -6,6 +6,8 @@
 
         Task<string> GetUrlAsync(string bucket, string key, TimeSpan ExpirationTime, CancellationToken cancellationToken);
 
+        Task<string> GetUploadUrlAsync(string bucket, string key, string contentType, TimeSpan expirationTime, CancellationToken cancellationToken);
+
         Task UploadFileAsync(string filePath, string bucket, string key, CancellationToken cancellationToken);
 
         Task UploadFileAsync(Stream sourceStream, string contentType, string bucket, string key, CancellationToken cancellationToken);