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/AILifeLowerLimitInfo.cs

@@ -0,0 +1,37 @@
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace Wizard;
+
+public class AILifeLowerLimitInfo : AIBarrierInfoBase
+{
+	public override AIBarrierType BarrierType => AIBarrierType.DamageClippingLifeLowerLimit;
+
+	public AILifeLowerLimitInfo(AIDamageType damageType, AIBarrierStopTiming stopTiming)
+		: base(0, damageType, stopTiming)
+	{
+		UpdateHash();
+	}
+
+	public AILifeLowerLimitInfo(AIDamageType damageType, List<AIBarrierStopTiming> stopTimingList)
+		: base(0, damageType, stopTimingList)
+	{
+		UpdateHash();
+	}
+
+	public override AIBarrierInfoBase Clone()
+	{
+		return new AILifeLowerLimitInfo(base.DamageType, base.StopTimingList);
+	}
+
+	public override bool IsShield()
+	{
+		return false;
+	}
+
+	protected override int CalcDamage(AIVirtualCard owner, int damage)
+	{
+		int b = owner.Life - 1;
+		return Mathf.Min(damage, b);
+	}
+}