"improving" pair handler clean up and some other stuff

LightlessSync/Plugin.cs

@@ -105,6 +105,7 @@ public sealed class Plugin : IDalamudPlugin
         services.AddSingleton(new WindowSystem("LightlessSync"));
         services.AddSingleton<FileDialogManager>();
         services.AddSingleton(new Dalamud.Localization("LightlessSync.Localization.", string.Empty, useEmbedded: true));
+        services.AddSingleton(framework);
         services.AddSingleton(gameGui);
         services.AddSingleton(gameInteropProvider);
         services.AddSingleton(addonLifecycle);