Create Jitsi Server in one command

create_server.sh

# ENTER YOUR CUSTOM VALUES HERE
HOSTNAME="subdomain.example.com"
EMAIL="info@example.com"

# set hostname
hostnamectl set-hostname $HOSTNAME
echo -e "127.0.0.1 localhost $HOSTNAME" >> /etc/hosts

# add Jitsi to sources
wget -qO - https://download.jitsi.org/jitsi-key.gpg.key | sudo apt-key add -
sh -c "echo 'deb https://download.jitsi.org stable/' > /etc/apt/sources.list.d/jitsi-stable.list"
apt update
echo -e "DefaultLimitNOFILE=65000\nDefaultLimitNPROC=65000\nDefaultTasksMax=65000" >> /etc/systemd/system.conf
systemctl daemon-reload

# Configure Jits install
debconf-set-selections <<< $(echo 'jitsi-videobridge jitsi-videobridge/jvb-hostname string '$HOSTNAME)
debconf-set-selections <<< 'jitsi-meet-web-config   jitsi-meet/cert-choice  select  "Generate a new self-signed certificate"';

# Install Jitsi
apt install -y jitsi-meet

# set up letsencrypt
echo $EMAIL | /usr/share/jitsi-meet/scripts/install-letsencrypt-cert.sh