[obsolete] Gab Social on CentOS 8 via Docker Compose

This post is not relevant anymore. Gab has permanently removed (and will not be re-enabling) Federation in any capacity, so there's no point to even considering running your own Gab Social-based site. These instructions cover the complete process, “all batteries included”, as I executed this on a VPS. First, install Docker+Compose. Then, grab the Gab source code and build it: git clone -b develop https://code.gab.com/gab/social/gab-social.git (No; they do not …