apt-get -y update && apt-get -y upgrade apt-get -y install default-jdk yum -y update && yum -y install java-11-openjdk-devel cd /opt wget https://github.com/keycloak/keycloak/releases/download/16.0.0/keycloak-16.0.0.tar.gz tar -xvzf keycloak-16.0.0.tar.gz mv keycloak-16.0.0.tar.gz keycloak groupadd keycloak useradd -r -g keycloak -d /opt/keycloak -s /sbin/nologin keycloak chown -R keycloak: keycloak chmod o+x /opt/keycloak/bin/ mkdir /etc/keycloak cd /etc/keycloak cp /opt/keycloak/docs/contrib/scripts/systemd/wildfly.conf /etc/keycloak/keycloak.conf cp /opt/keycloak/docs/contrib/scripts/systemd/launch.sh /opt/keycloak/bin/ chown keycloak: /opt/keycloak/bin/launch.sh vim /opt/keycloak/bin/launch.sh WILDFLY_HOME="/opt/keycloak" cp /opt/keycloak/docs/contrib/scripts/systemd/wildfly.service /etc/systemd/system/keycloak.service vim /etc/systemd/system/keycloak.service [Unit] Description=Keycloak Application Server After=network.target [Service]...