fix(rules): Code quality

linter corrections

modules/rule/src/test/scala/de/nowchess/rules/resource/RuleSetResourceTest.scala

@@ -247,11 +247,13 @@ class RuleSetResourceTest:
   // ── position builders ─────────────────────────────────────────────
 
   private def buildCheckContext(): GameContext =
-    val board = Board(Map(
+    val board = Board(
+      Map(
         Square(File.E, Rank.R1) -> Piece(Color.White, PieceType.King),
         Square(File.E, Rank.R8) -> Piece(Color.Black, PieceType.King),
         Square(File.E, Rank.R3) -> Piece(Color.Black, PieceType.Rook),
-    ))
+      ),
+    )
     GameContext(board, Color.White, CastlingRights.None, None, 0, List.empty, initialBoard = board)
 
   private def buildFoolsMate(): GameContext =
@@ -263,18 +265,22 @@ class RuleSetResourceTest:
     }
 
   private def buildStalemateContext(): GameContext =
-    val board = Board(Map(
+    val board = Board(
+      Map(
         Square(File.H, Rank.R8) -> Piece(Color.Black, PieceType.King),
         Square(File.F, Rank.R7) -> Piece(Color.White, PieceType.Queen),
         Square(File.G, Rank.R6) -> Piece(Color.White, PieceType.King),
-    ))
+      ),
+    )
     GameContext(board, Color.Black, CastlingRights.None, None, 0, List.empty, initialBoard = board)
 
   private def buildKingsOnlyContext(): GameContext =
-    val board = Board(Map(
+    val board = Board(
+      Map(
         Square(File.E, Rank.R1) -> Piece(Color.White, PieceType.King),
         Square(File.E, Rank.R8) -> Piece(Color.Black, PieceType.King),
-    ))
+      ),
+    )
     GameContext(board, Color.White, CastlingRights.None, None, 0, List.empty, initialBoard = board)
 
   private def buildThreefoldContext(): GameContext =

modules/rule/src/test/scala/de/nowchess/rules/resource/RuleSetResourceUnitTest.scala

@@ -21,11 +21,13 @@ class RuleSetResourceUnitTest extends AnyFunSuite with Matchers:
   // ── position builders ─────────────────────────────────────────────
 
   private def checkContext(): GameContext =
-    val board = Board(Map(
+    val board = Board(
+      Map(
         Square(File.E, Rank.R1) -> Piece(Color.White, PieceType.King),
         Square(File.E, Rank.R8) -> Piece(Color.Black, PieceType.King),
         Square(File.E, Rank.R3) -> Piece(Color.Black, PieceType.Rook),
-    ))
+      ),
+    )
     GameContext(board, Color.White, CastlingRights.None, None, 0, List.empty, initialBoard = board)
 
   private def foolsMate(): GameContext =
@@ -37,18 +39,22 @@ class RuleSetResourceUnitTest extends AnyFunSuite with Matchers:
     }
 
   private def stalemateContext(): GameContext =
-    val board = Board(Map(
+    val board = Board(
+      Map(
         Square(File.H, Rank.R8) -> Piece(Color.Black, PieceType.King),
         Square(File.F, Rank.R7) -> Piece(Color.White, PieceType.Queen),
         Square(File.G, Rank.R6) -> Piece(Color.White, PieceType.King),
-    ))
+      ),
+    )
     GameContext(board, Color.Black, CastlingRights.None, None, 0, List.empty, initialBoard = board)
 
   private def kingsOnlyContext(): GameContext =
-    val board = Board(Map(
+    val board = Board(
+      Map(
         Square(File.E, Rank.R1) -> Piece(Color.White, PieceType.King),
         Square(File.E, Rank.R8) -> Piece(Color.Black, PieceType.King),
-    ))
+      ),
+    )
     GameContext(board, Color.White, CastlingRights.None, None, 0, List.empty, initialBoard = board)
 
   private def threefoldContext(): GameContext =
@@ -100,9 +106,9 @@ class RuleSetResourceUnitTest extends AnyFunSuite with Matchers:
 
   test("isCheck throws BadRequestException for invalid context"):
     an[BadRequestException] should be thrownBy
-      resource.isCheck(ctx(GameContext.initial).copy(context =
+      resource.isCheck(
-        DtoMapper.fromGameContext(GameContext.initial).copy(turn = "Red"),
+        ctx(GameContext.initial).copy(context = DtoMapper.fromGameContext(GameContext.initial).copy(turn = "Red")),
-      ))
+      )
 
   // ── isCheckmate ───────────────────────────────────────────────────
 
@@ -154,7 +160,8 @@ class RuleSetResourceUnitTest extends AnyFunSuite with Matchers:
     resource.applyMove(ctxMv(GameContext.initial, move)).turn shouldBe "Black"
 
   test("applyMove throws BadRequestException for invalid move"):
-    val badMove = DtoMapper.fromMove(Move(Square(File.E, Rank.R2), Square(File.E, Rank.R4)))
+    val badMove = DtoMapper
+      .fromMove(Move(Square(File.E, Rank.R2), Square(File.E, Rank.R4)))
       .copy(moveType = "unknown")
     an[BadRequestException] should be thrownBy
       resource.applyMove(ContextMoveRequest(DtoMapper.fromGameContext(GameContext.initial), badMove))