lan-ca: Local HTTPS in 300 Lines of Go

Getting HTTPS working on .lan domains is annoying. Let&rsquo;s Encrypt won&rsquo;t issue certs for non-public domains. Self-signed certs trigger browser warnings. mkcert exists but felt like overkill for my needs. So I wrote a 300-line Go tool that does exactly what I need: create a root CA once, generate certs for any .lan domain, trust it on macOS with one command. The Tool # Initialize (creates…