ON/OFF on click, default cfg path /etc/wireguard/your_cfg.conf (edit in wireguard.py)
"custom/wireguard": {
"format": "Wireguard {}",
"interval": "once",
"signal": 10,
"exec": "python /home/$USER/.config/waybar/modules/wireguard.py status",
"exec-on-event": false,
"on-click": "python /home/$USER/.config/waybar/modules/wireguard.py; pkill -SIGRTMIN+10 waybar",
"return-type": "json"
},