Forgot to include the defaults values in the interfaces.

Author: Jaben

src/Docker.Registry.DotNet/Endpoints/ICatalogOperations.cs

@@ -17,7 +17,7 @@ public interface ICatalogOperations
         /// <returns></returns>
         [PublicAPI]
         Task<Catalog> GetCatalogAsync(
-            CatalogParameters parameters,
+            CatalogParameters parameters = null,
             CancellationToken cancellationToken = default);
     }
 }

src/Docker.Registry.DotNet/Endpoints/ITagOperations.cs

@@ -12,7 +12,7 @@ public interface ITagOperations
         [PublicAPI]
         Task<ListImageTagsResponse> ListImageTagsAsync(
             string name,
-            ListImageTagsParameters parameters,
+            ListImageTagsParameters parameters = null,
             CancellationToken cancellationToken = default);
     }
 }

src/Docker.Registry.DotNet/OAuth/OAuthClient.cs

@@ -49,7 +49,7 @@ private async Task<OAuthToken> GetTokenInnerAsync(
             using (var response = await this._client.SendAsync(request, cancellationToken))
             {
                 if (!response.IsSuccessStatusCode)
-                    throw new UnauthorizedAccessException("Unable to authenticate..");
+                    throw new UnauthorizedAccessException("Unable to authenticate.");
 
                 var body = await response.Content.ReadAsStringAsync();