Deploying keycloak on apache

hello , i have just started with keycloak.
i cloned it on my server(apache2).
created a service which is runing ./standalone.sh and used local:8080 as a proxy pass and provided root admin path for ssl as /welcome-intent/index.html
my homepage is loading
https://keycloak.venture7.info

but not able to open admin console. admin console is not working. any help

https://www.keycloak.org/docs/latest/server_installation/index.html#_setting-up-a-load-balancer-or-proxy