@

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.Graphics.Tests/SpriteAnimationTests.cs

@@ -42,7 +42,8 @@ public class SpriteAnimationTests
             this.UseSpriteAnimation();
             Animated = Store.CreateEntity(
                 new Sprite { Color = Color.White },
-                new SpriteAnimator(Clip));
+                new SpriteAnimator(Clip)
+            );
         }
     }