// global using global::Microsoft.Extensions.Configuration; global using global::Microsoft.Extensions.DependencyInjection; global using global::Microsoft.Extensions.Hosting; global using global::Microsoft.Extensions.Logging; global using global::System; global using global::System.Collections.Generic; global using global::System.IO; global using global::System.Linq; global using global::System.Net.Http; global using global::System.Threading; global using global::System.Threading.Tasks;