It is better that your first experience with linux CLI isn't playing with money. You're right. 

Which is why testnet is a thing

https://mempool.space/testnet
https://developer.bitcoin.org/examples/testing.html
https://jlopp.github.io/bitcoin-core-config-generator/


nerd2ninja

Maybe I'm biased but when I started out with the raspibolt guide, I lost all my sats because I made a technical mistake that any GUI could have protected me from making.

 has no undo or recycle bin. Better that your first experience with linux CLI isn't playing with money IMO.

bitcoin

I'm looking for a noob-friendly LN node software with GUI for Linux

Ed_Relight

Maybe I'm biased but when I started out with the raspibolt guide, I lost all my sats because I made a technical mistake that any GUI could have protected me from making.

Linux noobs don't understand that `rm` has no undo or recycle bin. Better that your first experience with linux CLI isn't playing with money IMO.