NPC utility queries (#15843)

Content.Server/NPC/Queries/Considerations/TargetIsAliveCon.cs

@@ -0,0 +1,9 @@
+namespace Content.Server.NPC.Queries.Considerations;
+
+/// <summary>
+/// Returns 1f if the target is alive or 0f if not.
+/// </summary>
+public sealed class TargetIsAliveCon : UtilityConsideration
+{
+
+}