Add cycling through workspaces

config

@@ -117,6 +117,9 @@ workspace 8 output $right
 workspace 9 output $left
 workspace 10 output $right
 
+# workspace cycling
+bindsym $mod+Tab workspace next
+bindsym $mod+Shift+Tab workspace prev
 
 # switch to workspace
 bindsym $mod+1 workspace 1