public SgfDevsMigrationsDbContext CreateDbContext(string[] args)
        {
            SgfDevsEfCoreEntityExtensionMappings.Configure();

            var configuration = BuildConfiguration();

            var builder = new DbContextOptionsBuilder <SgfDevsMigrationsDbContext>()
                          .UseNpgsql(configuration.GetConnectionString("Default"));

            return(new SgfDevsMigrationsDbContext(builder.Options));
        }
 public override void PreConfigureServices(ServiceConfigurationContext context)
 {
     SgfDevsEfCoreEntityExtensionMappings.Configure();
 }