Fixed config.sh

runner_scripts/root/config.sh

@@ -5,6 +5,8 @@ shopt -s inherit_errexit
 : "${CUSTOM_ENV_AUTH_USER:?"AUTH_USER CI/CD variable has not been set."}"
 : "${CUSTOM_ENV_AUTH_KEY:?"AUTH_KEY secret CI/CD variable has not been set."}"
 
+AUTH_USER=$CUSTOM_ENV_AUTH_USER
+
 AUTH_USER_WORK=$(runuser "$AUTH_USER" --login --command "echo \$WORK")
 
 : "${AUTH_USER_WORK:?"Could not determine $AUTH_USER's \$WORK directory."}"