docs: 完善参数注释与StyleCop配置

src/Api/TakeoutSaaS.MiniApi/Program.cs

@@ -1,7 +1,4 @@
-using System;
-using System.Linq;
 using Microsoft.AspNetCore.Cors.Infrastructure;
-using Microsoft.Extensions.Configuration;
 using OpenTelemetry.Metrics;
 using OpenTelemetry.Resources;
 using OpenTelemetry.Trace;