sway: try proper way to run waybar

.config/sway/config

@@ -51,13 +51,11 @@ exec --no-startup-id {
 }
 exec_always --no-startup-id
 {
-	pkill waybar
 	pkill swayidle
 	pkill "docker-tray"
 	swaymsg output $pri bg $bg fill #000000
 	swaymsg output $sec bg $bg2 fill #000000
 	#swaymsg output $ter bg $bg
-	waybar
 	gsettings set org.gnome.desktop.interface gtk-theme	'$gtk_theme'
 	gsettings set org.gnome.desktop.interface icon-theme	'$icon_theme'
 	~/utils/docker-tray/docker-tray
@@ -457,4 +455,8 @@ bindsym
 	--locked XF86AudioPrev exec playerctl previous
 }
 
+bar {
+	swaybar_command waybar
+}
+
 include /etc/sway/config.d/*