How to compile cloudflared in FreeBSD 13/14

I happen to self-host my websites using Cloudflare’s services (article 1, article 2). Since the FreeBSD port seems to be delaying its releases and Cloudflare’s policy on maintaining versions only considers 1 year old code, in an act of prevention I have learnt, and I am publishing, how to compile cloudflared in FreeBSD. Note: At [ ] The post How to compile cloudflared in FreeBSD 13/14 appeared…