Because buying the solution is boring!
Why you need Tailscale becomes obvious the moment you want secure, reliable access to your home network from anywhere without opening ports or exposing services to the internet. This post explains why you need Tailscale, and why I intentionally treat my Plex server as the only entry point into my network.
If you search for “install Sonarr on Linux,” you’ll find plenty of guides telling you to add a repo, install Mono, and call it a day. On Raspbian, that advice is outdated and mostly broken.
I hit this wall myself. The traditional Sonarr install steps that work on Ubuntu or Debian-based servers either fail outright or leave you with a non-functional service on Raspberry Pi. This article documents what actually works on Raspbian today.