@

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.DevConsole.Tests/DevConsoleTests.cs

@@ -94,7 +94,7 @@ public class DevConsoleTests
         Assert.Equal("a 1", console.HistoryPrevious());
         Assert.Equal("a 1", console.HistoryPrevious()); // упёрлись в начало
         Assert.Equal("a 2", console.HistoryNext());
-        Assert.Equal("", console.HistoryNext());        // за последним — пустая строка
+        Assert.Equal("", console.HistoryNext()); // за последним — пустая строка
     }
 
     [Fact]