map $http_upgrade $connection_upgrade {
    default upgrade;
    '' close;
}
map $remote_addr $endpoint_addr {
    "~:"    [::1];
    default    127.0.0.1;
}

server {
  listen 443 ssl http2 default_server;
  listen [::]:443 ssl http2 default_server;
  server_name {{domain}};

  ssl_certificate /etc/letsencrypt/live/{{domain}}/fullchain.pem;
  ssl_certificate_key /etc/letsencrypt/live/{{domain}}/privkey.pem;

  location / {
    proxy_http_version 1.1;
    proxy_pass http://$endpoint_addr:48087;
    proxy_set_header Host $host;
    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header X-Forwarded-Proto $scheme;
    proxy_set_header Upgrade $http_upgrade;
    proxy_set_header Connection $connection_upgrade;
    proxy_cache_bypass $http_upgrade;
  }
}