feat(battle-engine): close the AI-simulation subsystem (verbatim)

Copied the 89 uncopied AI*SimulationUtility/extension files defining the
AIVirtualCard/AIVirtualField extension methods; the compile loop then auto-closed
the revealed type deps (~3049 files total, drift-clean). 10.0k -> 62 errors.

SVSim.BattleEngine/Engine/Wizard/MissionRetireTask.cs

@@ -0,0 +1,32 @@
+namespace Wizard;
+
+public class MissionRetireTask : BaseTask
+{
+	public class MissionRetireTaskParam : BaseParam
+	{
+		public int id;
+	}
+
+	public MissionRetireTask()
+	{
+		base.type = ApiType.Type.MissionRetire;
+	}
+
+	public void SetParameter(int id)
+	{
+		MissionRetireTaskParam missionRetireTaskParam = new MissionRetireTaskParam();
+		missionRetireTaskParam.id = id;
+		base.Params = missionRetireTaskParam;
+	}
+
+	protected override int Parse()
+	{
+		int num = base.Parse();
+		if (num != 1)
+		{
+			return num;
+		}
+		Data.MissionInfo.data = new MissionInfoDetail(base.ResponseData["data"]);
+		return num;
+	}
+}