BookStackApp/devops@c85b867acb/scripts/installation-centos-7.sh (L132-L135)
chcon - it's a time bomb. Any system update with restorecon command, or .autorelabel file will restore SELinux context to default and break BookStack.
Use way in my pull request, or fix this by you own.
https://github.com/BookStackApp/devops/blob/c85b867acb3b620f69dcdc0a4256aaafd2c58308/scripts/installation-centos-7.sh#L132-L135
`chcon` - it's a [time bomb](https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/selinux_users_and_administrators_guide/sect-security-enhanced_linux-working_with_selinux-selinux_contexts_labeling_files#sect-Security-Enhanced_Linux-SELinux_Contexts_Labeling_Files-Temporary_Changes_chcon). Any system update with `restorecon` command, or `.autorelabel` file will restore SELinux context to default and break BookStack.
Use way in my pull request, or fix this [by you own](https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/selinux_users_and_administrators_guide/sect-security-enhanced_linux-working_with_selinux-selinux_contexts_labeling_files#sect-Security-Enhanced_Linux-SELinux_Contexts_Labeling_Files-Persistent_Changes_semanage_fcontext).