@

Add MrGameEng.AI utility-AI module; format codebase with CSharpier

New MrGameEng.AI module (ResponseCurve, Consideration, UtilityAction,
UtilityAi selector, Blackboard) plus CSharpier formatting applied across
the whole engine. Documents the CSharpier convention in CLAUDE.md.
@

tests/MrGameEng.Collisions.Tests/CollisionWorldTests.cs

@@ -168,7 +168,9 @@ public class CollisionWorldTests
         Assert.Equal(nearEntity, hit.Entity);
         Assert.Equal(25f, hit.Point.X, 1);
 
-        Assert.True(scene.World.Raycast(new Vector2(0f, 0f), new Vector2(100f, 0f), out hit, mask: 0b10));
+        Assert.True(
+            scene.World.Raycast(new Vector2(0f, 0f), new Vector2(100f, 0f), out hit, mask: 0b10)
+        );
         Assert.Equal(farEntity, hit.Entity);
     }