Merged QuickLook.Common from submodule

https://github.com/QL-Win/QuickLook.Common/commit/529d07b56577b88329481cdac8f2a6a175b6c21a

QuickLook.Common/Plugin/MoreMenu/IMoreMenu.cs

@@ -0,0 +1,33 @@
+// Copyright © 2017-2026 QL-Win Contributors
+//
+// This file is part of QuickLook program.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+using System.Collections.Generic;
+
+namespace QuickLook.Common.Plugin.MoreMenu;
+
+/// <summary>
+/// Interface implemented by QuickLook plugins that want to provide custom context menu items.
+/// Plugins implementing this interface can add menu items to the viewer's title bar context menu.
+/// </summary>
+public interface IMoreMenu
+{
+    /// <summary>
+    /// Gets the collection of menu items that this plugin provides.
+    /// This property will be queried after the Prepare method is called.
+    /// </summary>
+    public IEnumerable<IMenuItem> MenuItems { get; }
+}