Set up coturn and peerjs server

docker run -d --network=host unless-stopped instrumentisto/coturn \
            --user=username:password --lt-cred-mech --fingerprint
docker run -p 9000:9000 -d peerjs/peerjs-server --path=/ -p=9000

{
  "host": "my-host.com",
  "port": 9000,
  "path": "/",
  "secure": true,
  "config": {
  "iceTransportPolicy":"all","iceServers":[
  {"urls":"stun:my-host.com:3478"},{"urls":"turn:my-host.com:3478","username":"username","credential":"password"}]}
}