I'm not familiar with zerotier, but if you're still having issues you should consider tailscale. Tailscale is a Zero config VPN. Installs on any device in minutes, manages firewall rules for you, and works from anywhere.
Tailscale · Best VPN Service for Secure Networks
Tailscale is a zero config VPN for building secure networks. Install on any device in minutes. Remote access from any network or physical location.tailscale.com
I GOT IT WORKING WITH TAILSCALE!!!!!!!!
THANK YOU!
12+ HOURS OF BULLSHIT.
Next up learning and configuring camera settings properly for my environment lol