[draft] Gab Social on CentOS 7 via Docker Compose

These instructions cover the complete process, “all batteries included”, as I executed this on a VPS. If you are using CentOS 8+, replace all yum with dnf. Install Docker + Compose as per the instructions: (and also grab Git and Nano while you're in there): yum remove docker\* yum install yum-utils yum-config-manager –add-repo https://download.docker.com/linux/centos/docker-ce.repo yum…