How to Set Up wg-easy (WireGuard VPN with a Web UI) in Docker

sudo mkdir -p /etc/docker/containers/wg-easy
sudo curl -o /etc/docker/containers/wg-easy/docker-compose.yml https://raw.githubusercontent.com/wg-easy/wg-easy/master/docker-compose.yml

    ports:
      - "51820:51820/udp"
      - "127.0.0.1:51821:51821/tcp"

cd /etc/docker/containers/wg-easy
sudo docker compose up -d

sudo ufw allow 51820/udp

server {
    listen 80;
    listen [::]:80;
    server_name vpn.example.com;

    location / {
        proxy_pass http://127.0.0.1:51821;
        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;
    }
}

sudo ln -s /etc/nginx/sites-available/vpn.example.com /etc/nginx/sites-enabled/   # Ubuntu / Debian only
sudo nginx -t
sudo systemctl reload nginx
sudo certbot --nginx -d vpn.example.com