Implemented DLSiteClient.

JSMR.Infrastructure/Integrations/DLSite/DLSiteClientRegistration.cs

@@ -0,0 +1,27 @@
+using JSMR.Application.Integrations.Ports;
+using JSMR.Infrastructure.Integrations.DLSite.Serialization;
+using Microsoft.Extensions.DependencyInjection;
+
+namespace JSMR.Infrastructure.Integrations.DLSite;
+
+public static class DLSiteClientRegistration
+{
+    //public static IServiceCollection AddDLSiteClient(this IServiceCollection services, Uri baseAddress)
+    //{
+    //    // Build per-client JSON options with the DLSite-specific converters
+    //    var json = DLSiteJsonContext.CreateOptions();
+
+    //    services.AddHttpClient<IDLSiteClient, DLSiteClient>(client =>
+    //    {
+    //        client.BaseAddress = baseAddress; // e.g., new Uri("https://www.dlsite.com/")
+    //        client.DefaultRequestHeaders.Accept.ParseAdd("application/json");
+    //        client.Timeout = TimeSpan.FromSeconds(20);
+    //    })
+    //    .AddPolicyHandler(ResiliencePolicies.DefaultRetry()); // optional Polly
+
+    //    // Provide the options to the client via DI
+    //    services.AddSingleton(json);
+
+    //    return services;
+    //}
+}