TODO: updated notes

diff --git a/TODO.md b/TODO.md
index 4cf16281d1060590f02ae5e38f8d2daa758c55c5..2ca1339a6a0fc58eabb0f66290882aba60d097de 100644 (file)
--- a/TODO.md
+++ b/TODO.md
@@ -47,6 +47,7 @@ Possible actions:
                whoever has more units nearby wins. if tiles get cleared because of this
                they become empty. (display attack animation on map)
 [ ] actions can only be performed when the player controls an adjacent tile
+               display error if action is not possible
 [ ] select actions from a menu when clicking on a tile