Initial commit: OpenRA game engine

Fork from OpenRA/OpenRA with one-click launch script (start-ra.cmd)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

OpenRA.Mods.Common/Lint/CheckLuaScript.cs

@@ -0,0 +1,31 @@
+#region Copyright & License Information
+/*
+ * Copyright (c) The OpenRA Developers and Contributors
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you 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. For more
+ * information, see COPYING.
+ */
+#endregion
+
+using System;
+using OpenRA.Mods.Common.Scripting;
+
+namespace OpenRA.Mods.Common.Lint
+{
+	public class CheckLuaScript : ILintMapPass
+	{
+		void ILintMapPass.Run(Action<string> emitError, Action<string> emitWarning, ModData modData, Map map)
+		{
+			var luaScriptInfo = map.Rules.Actors[SystemActors.World].TraitInfoOrDefault<LuaScriptInfo>();
+			if (luaScriptInfo == null)
+				return;
+
+			// We aren't running this lint on servers as they don't create map packages.
+			foreach (var script in luaScriptInfo.Scripts)
+				if (!map.Package.Contains(script) && !modData.DefaultFileSystem.Exists(script))
+					emitError($"Lua script `{script}` does not exist.");
+		}
+	}
+}