gitlab

1. https://about.gitlab.com/install/#debian 
2. https://blog.wijman.net/install-gitlab-as-container-on-proxmox/ 
3. sysctl --system
4. ai curl openssh-server ca-certificates perl postfix sudo

/etc/gitlab/gitlab.rb

letsencrypt['enable'] = false
package['modify_kernel_parameters'] = false

5. gitlab-ctl reconfigure