@

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/CameraMathTests.cs

@@ -26,7 +26,12 @@ public class CameraMathTests
     public void ScreenToWorld_RoundTripsWithWorldToScreen()
     {
         var camera = new Camera(new Vector2(123f, -45f), zoom: 1.5f, rotation: 0.3f);
-        var state = CameraMath.Compute(camera, 1280, 720, new ViewportMapping(new Vector2(0f, 60f), 1.5f));
+        var state = CameraMath.Compute(
+            camera,
+            1280,
+            720,
+            new ViewportMapping(new Vector2(0f, 60f), 1.5f)
+        );
 
         var screen = new Vector2(200f, 500f);
         var world = state.ScreenToWorld(screen);
@@ -49,8 +54,18 @@ public class CameraMathTests
     [Fact]
     public void Rotation_ExpandsCullRectToCoverRotatedView()
     {
-        var straight = CameraMath.Compute(new Camera(Vector2.Zero), 800, 600, ViewportMapping.Identity);
-        var rotated = CameraMath.Compute(new Camera(Vector2.Zero, rotation: MathF.PI / 4f), 800, 600, ViewportMapping.Identity);
+        var straight = CameraMath.Compute(
+            new Camera(Vector2.Zero),
+            800,
+            600,
+            ViewportMapping.Identity
+        );
+        var rotated = CameraMath.Compute(
+            new Camera(Vector2.Zero, rotation: MathF.PI / 4f),
+            800,
+            600,
+            ViewportMapping.Identity
+        );
 
         Assert.True(rotated.CullRect.Width > straight.CullRect.Width);
         Assert.True(rotated.CullRect.Height > straight.CullRect.Height);