Added a no language plugin class

app/MindWork AI Studio/Tools/PluginSystem/NoPluginLanguage.cs

@@ -0,0 +1,28 @@
+using Lua;
+
+namespace AIStudio.Tools.PluginSystem;
+
+public sealed class NoPluginLanguage : PluginBase, ILanguagePlugin
+{
+    public static readonly NoPluginLanguage INSTANCE = new();
+    
+    private NoPluginLanguage() : base(true, LuaState.Create(), PluginType.LANGUAGE, string.Empty)
+    {
+    }
+
+    #region Implementation of ILanguagePlugin
+
+    public bool TryGetText(string key, out string value)
+    {
+        value = string.Empty;
+        return true;
+    }
+
+    public string this[string key] => string.Empty;
+
+    public string IETFTag => string.Empty;
+    
+    public string LangName => string.Empty;
+
+    #endregion
+}