use autocreate-playlist instead of auto-load-folder

src/MpvNet/App.cs

@@ -21,7 +21,7 @@ public class AppClass
     public string CommandLine { get; set; } = Environment.CommandLine;
     public string MenuSyntax { get; set; } = "#menu:";
 
-    public bool AutoLoadFolder { get; set; } = true;
+    public bool AutoLoadFolder { get; set; }
     public bool DebugMode { get; set; }
     public bool Exit { get; set; }
     public bool IsTerminalAttached { get; } = Environment.GetEnvironmentVariable("_started_from_console") == "yes";

src/MpvNet/Player.cs

@@ -104,6 +104,7 @@ public class MainPlayer : MpvClient
         SetPropertyBool("input-builtin-bindings", false);
         SetPropertyBool("input-media-keys", true);
 
+        SetPropertyString("autocreate-playlist", "filter");
         SetPropertyString("media-controls", "yes");
         SetPropertyString("idle", "yes");
         SetPropertyString("screenshot-directory", "~~desktop/");