Started adding module service

I will probably change the api paths and a lot of other stuff i wrote today tomorrow :|

Moonlight.Shared/Http/Responses/ClientPlugins/ClientPluginsResponse.cs

@@ -0,0 +1,7 @@
+namespace Moonlight.Shared.Http.Responses.ClientPlugins;
+
+public class ClientPluginsResponse
+{
+    public string[] Dlls { get; set; }
+    public string CacheKey { get; set; }
+}