Moved kerstel definition to the service defitniton section

MidrandBookshop/Program.cs

@@ -48,8 +48,6 @@ builder.Services.Configure<ForwardedHeadersOptions>(options =>
     options.KnownProxies.Clear();
 });
 
-var app = builder.Build();
-
 builder.WebHost.ConfigureKestrel(options =>
 {
     var certBase64 = builder.Configuration["DataProtection:Certificate"];
@@ -69,6 +67,8 @@ builder.WebHost.ConfigureKestrel(options =>
         options.ListenAnyIP(8080);
 });
 
+var app = builder.Build();
+
 app.UseForwardedHeaders();
 app.UseCookiePolicy();