Change site to GH pages

[kevee]

• [x] Change DNS to Cloudflare
• [x] Merge #1907, #1909 and #1905
• [x] Test deploy to GH pages
• [x] Change Cloudflare DNS to GH - re-enable Cloudflare Proxy on domain
• [x] Monitor
• [x] 2 weeks later, remove Netlify site, thank them for their service

[kevee]

Deleted Netlify app & team - good night, sweet prince.