Caddyserver proxy for Jupyter

Caddyfile

https://example.com {

 
  proxy / jupyter:8888 {
    proxy_header X-Real-IP  {remote}
    proxy_header Host {host}
  }

  proxy {{.PathMatches "~* /(api/kernels/[^/]+/(channels|iopub|shell|stdin)|terminals/websocket)/?"}} jupyter:8888 {
    proxy_header X-Real-IP {remote}
    proxy_header Host {host}
    websocket
  }

}

docker-compose.yml

jupyter:
  image: jupyter/minimal-notebook
  environment:
    - PASSWORD=${PASSWORD}


caddy:
  image: joshix/caddy
  links:
    - jupyter
  volumes:
    - .:/var/www/html
    - $HOME/.caddy/:/.caddy
  ports:
    - 80:80
    - 443:443

Thanks @colinaaa!