add player buttons to sway

.config/sway/config

@@ -219,6 +219,12 @@ for_window [title=".*swayapplauncher.*"] floating enable
 bindsym Print exec grim $(xdg-user-dir PICTURES)/$(date +'screenshot_%Y-%m-%d-%H%M%S_grim.png')
 bindsym Print+Shift exec slurp | grim -g - $(xdg-user-dir PICTURES)/$(date +'screenshot_%Y-%m-%d-%H%M%S_grim.png')
 
+# media keys
+bindsym XF86AudioPlay exec playerctl play
+bindsym XF86AudioPause exec playerctl pause
+bindsym XF86AudioNext exec playerctl next
+bindsym XF86AudioPrev exec playerctl previous
+
 #
 # Status Bar:
 #