Customize link preview/embed

[xparadoxical]

og:site_name=GD Docs
og:title=Client Level Resource - page title without the suffix
description and og:description generated from the first header of the page, maybe trim to max length of 200 (gh) - 350 (wikipedia)
og:image=https://github.com/Rifct/gd-docs/blob/main/docs/public/logo96.png?raw=true - no og:image:width/height specified to keep it to the right
theme-color=#00D9FF
og:url = page url
og:type=website