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.Battle.Player.Emotion/NullEmotion.cs

@@ -0,0 +1,29 @@
+using System;
+using UnityEngine;
+using Wizard.Battle.View.Vfx;
+
+namespace Wizard.Battle.Player.Emotion;
+
+public class NullEmotion : IEmotion
+{
+	public Vector3 LeaderPosition => Vector3.zero;
+
+	public bool Enable { get; set; }
+
+	public event Func<ClassCharaPrm.EmotionType, VfxBase> OnPlay;
+
+	public VfxBase PlayEmotion(ClassCharaPrm.EmotionType etype, float hideTextTime)
+	{
+		return NullVfx.GetInstance();
+	}
+
+	public VfxBase PlayEmotion(ClassCharaPrm.MotionType motionType, ClassCharaPrm.FaceType faceType, string voiceId, string text)
+	{
+		return NullVfx.GetInstance();
+	}
+
+	public VfxBase ReceiveOpponentEmotion(ClassCharaPrm.EmotionType emotionType)
+	{
+		return NullVfx.GetInstance();
+	}
+}