Github

Actions

Creating custom actions - https://docs.github.com/en/pages/getting-started-with-github-pages/configuring-a-publishing-source-for-your-github-pages-site#creating-a-custom-github-actions-workflow-to-publish-your-site

Docusaurus - Triggering deployment with Github actions - https://docusaurus.io/docs/deployment

Obsidian - easiest way to sync with git - https://forum.obsidian.md/t/the-easiest-way-to-setup-obsidian-git-to-backup-notes/51429

Pages

Custom Domains - https://docs.github.com/en/pages/configuring-a-custom-domain-for-your-github-pages-site/managing-a-custom-domain-for-your-github-pages-site