nano /home/ubuntu/yidownload/app.py sudo systemctl restart yidownload sudo nano /etc/nginx/sites-available/yidownload sudo ln -s /etc/nginx/sites-available/yidownload /etc/nginx/sites-enabled/ sudo nginx -t sudo systemctl reload nginx ping yidownload.n8ndarshan.shop sudo nano /etc/nginx/sites-available/yidownload sudo nginx -t && sudo systemctl reload nginx sudo certbot --nginx -d yidownload.n8ndarshan.shop sudo certbot renew --dry-run