make FaceId serde

diff --git a/src/gamestate.rs b/src/gamestate.rs
index c28690cb36e74f1a376054f637fda17e92067cb8..bc659f3388f57f80b7b66061d1ee3510e1a531f9 100644 (file)
--- a/src/gamestate.rs
+++ b/src/gamestate.rs
@@ -10,6 +10,8 @@ slotmap::new_key_type!{
 }
 
 define_index_type! {
+  #[derive(Serialize,Deserialize)]
+  #[serde(transparent)]
   pub struct FaceId = u8;
 }