Install SSL

 sudo apt update 

sudo apt install nginx certbot python3-certbot-nginx

nano /etc/nginx/sites-available/domain.com

server {

    listen 80;

    server_name domain.com;

    location / {

        proxy_pass http://127.0.0.1:8080;

        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/domain.com /etc/nginx/sites-enabled/

sudo nginx -t

sudo systemctl restart nginx

sudo certbot --nginx -d domain.com