demo: Provide grey versions of the chess pieces

We are going to use this for the hand demo

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/library/wikimedia.toml b/library/wikimedia.toml
index 44d3e9a1915869a295961003e907147f5ba47dc8..3eb2964de0f71e61a27507e96b3db3e02d074548 100644 (file)
--- a/library/wikimedia.toml
+++ b/library/wikimedia.toml
@@ -56,6 +56,10 @@ map = {"ffffff" = "ffc505"}
 abbrev = "purple"
 map = {"ffffff" = "c105ff", "000000" = "bbbbbb" }
 
+[group.chess.colours."grey"]
+abbrev = "grey"
+map = { "ffffff" = "888888" }
+
 [group.chess-26]
 inherit = "chess"
 size = [26]