Hi, thanks, this is really helpful. I'm a (non-technical) Raspiblitz user and I don't have enough know-how to do a c-lightning backup just with the available (too technical) documentation I could find online.

Unfortunately I stumbled over this command:
where I got this error:

Indeed, there is no file "requirements.txt" anywhere, I checked in directories backup and plugins

What is going wrong here? Please help, thanks!