groupadd supervisor
usermod -a -G supervisor <myusername>
/etc/supervisor/supervisor.conf
[unix_http_server]
file=/var/run/supervisor.sock ; (the path to the socket file)
chmod=0770 ; socket file mode (default 0700)
chown=root:supervisor
sudo visudo
<username> ALL=NOPASSWD:/usr/bin/supervisorctl reload *
source: https://blog.bixly.com/supervisord-or-how-i-learned-to-stop-worrying-and-um-use-supervisord