add page for Tor controllers
Maybe under [expert guides], in the FAQ's Advanced Tor usage section, or on the new website
- https://stem.torproject.org/faq.html#are-there-any-other-controller-libraries
- https://blog.torproject.org/category/tags/controller
- https://www.whonix.org/wiki/Tor_Controller (looks outdated)
- for kubernetes: https://github.com/kragniz/tor-controller
- [[ticket:6009|Tor Launcher]]