Install and run Let's Encrypt & Certbot
$ sudo apt-get remote --purge certbot
$ sudo snap install --classic certbot
$ sudo ln -s /snap/bin/certbot /usr/bin/certbot
$ sudo certbot certonly --standalone
$ sudo certbot renew --dry-run
$ sudo certbot renew
To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information