seperated cli & some work for options

ModpackUpdater.Apps.Client.Gui/AppConfig.cs

@@ -0,0 +1,26 @@
+using Newtonsoft.Json;
+using Pilz.Configuration;
+
+namespace ModpackUpdater.Apps.Client.Gui;
+
+public class AppConfig : ISettingsNode, ISettingsIdentifier
+{
+    public static string Identifier => "pilz.appconfig";
+
+    public string LastMinecraftProfilePath { get; set; }
+
+    [JsonIgnore, Obsolete]
+    public string ConfigFilePath { get; private set; }
+    [JsonProperty("ConfigFilePath"), Obsolete]
+    private string ConfigFilePathLegacy
+    {
+        set => ConfigFilePath = value;
+    }
+
+    public void Reset()
+    {
+        LastMinecraftProfilePath = null;
+    }
+
+    public static AppConfig Instance => Program.Settings.Get<AppConfig>();
+}