创建签名验证自定义中间件 ,优化代码结构

QRCodeService/Startup.cs

@@ -22,6 +22,7 @@ using QRCodeService.Application.Behaviors;
 using QRCodeService.Application.Commands;
 using QRCodeService.Application.Queries;
 using QRCodeService.Application.Validations;
+using QRCodeService.Infrastructure.Middlewares;
 using QRCodeService.Options;
 using System;
 using System.Collections.Generic;
@@ -104,7 +105,7 @@ namespace QRCodeService
             app.UseRouting();
 
             app.UseAuthorization();
-
+            app.UseMiddleware<CheckSignMiddleware>();
             app.UseEndpoints(endpoints =>
             {
                 endpoints.MapControllers();