sudo ufw allow 21114:21119/tcp
sudo ufw allow 21116/udp
sudo ufw enable

Also don't forget to allow these ports in your VPS control panel.

bash <(wget -qO- https://get.docker.com)
wget rustdesk.com/oss.yml -O compose.yml

Key:

sudo cat ./data/id_ed25519.pub

Start:

sudo docker compose up -d

Stop:

sudo docker compose down

Logs:

sudo docker logs -f hbbs
sudo docker logs -f hbbr