assign [class="music"] workspace $music
assign [app_id="music"] workspace $music
for_window [class="music"] move workspace number $music
for_window [app_id="music"] move workspace number $music
assign [class="music"] workspace $music
assign [app_id="music"] workspace $music
for_window [class="music"] move workspace number $music
for_window [app_id="music"] move workspace number $music