Adding authentication and authorization flow

MainProject/Models/Api/Common/Role/UserRole.cs

@@ -0,0 +1,9 @@
+namespace BasicDotnetTemplate.MainProject.Models.Api.Common.Role;
+
+public class UserRole
+{
+#nullable enable
+    public string? Guid { get; set; }
+    public string? Name { get; set; }
+#nullable disable
+}