klondike v0.4.0 tweaks + serde

Cargo.lock

@@ -179,7 +179,7 @@ checksum = "8f42a60cbdf9a97f5d2305f08a87dc4e09308d1276d28c869c684d7777685682"
 
 [[package]]
 name = "klondike"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "card_game",
  "insta",

Cargo.toml

@@ -9,7 +9,7 @@ resolver = "3"
 
 [workspace.dependencies]
 card_game = { version = "0.4.1", path = "card_game", registry = "Quaternions" }
-klondike = { version = "0.3.0", path = "klondike", registry = "Quaternions" }
+klondike = { version = "0.4.0", path = "klondike", registry = "Quaternions" }
 
 [workspace.lints.rust]
 # unsafe_code = "forbid"

klondike/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "klondike"
-version = "0.3.0"
+version = "0.4.0"
 edition = "2024"
 
 [dependencies]