Merge pull request 'Applied required scope policy' (#72) from payments into master

Reviewed-on: #72

LiteCharms.Features/Extensions/Api.cs

@@ -32,7 +32,14 @@ public static class Api
                 options.EnableCaching = false;                
             });
 
-        services.AddAuthorization();
+        if (!string.IsNullOrWhiteSpace(authOptions.RequiredClaimName) && !string.IsNullOrWhiteSpace(authOptions.RequiredClaimNameValue))
+        {
+            services.AddAuthorizationBuilder()
+                .AddPolicy("RequiredScope", policy =>
+                    policy.RequireClaim(authOptions.RequiredClaimName, authOptions.RequiredClaimNameValue));
+        }
+        else
+            services.AddAuthorization();
 
         return services;
     }