docs: add missing documention for the ForEach none branch

diff --git a/docs/labwc-actions.5.scd b/docs/labwc-actions.5.scd
index a8443fc5e7596a93bfce73eae3bfd0e915cc5729..3353fcfa4bb87b0d8173c94efd36e0e2fb3c1374 100644 (file)
--- a/docs/labwc-actions.5.scd
+++ b/docs/labwc-actions.5.scd
@@ -318,6 +318,10 @@ Actions that execute other actions. Used in keyboard/mouse bindings.
        Identical to "If" action, but applies to all windows, not just the
        focused one.
 
+       The *ForEach* action has another optional *none* branch which gets
+       executed when no window has been matched by the query. This allows
+       for example to implement a run-or-raise functionality.
+
 # SEE ALSO
 
 labwc(1), labwc-config(5), labwc-theme(5), glob(7)