If you start with this idea into your mind... YOU WILL FAIL.
You don't run a LN node to be "profitable". You run for other reasons.
Read my guides and you will understand WHY.
https://darthcoin.substack.com/p/recommendations-for-ln-users
https://darthcoin.substack.com/p/lightning-node-maintenance
https://darthcoin.substack.com/p/lightning-routing-fees-experiment
https://darthcoin.substack.com/p/what-bitcoin-ln-node-software-can
https://darthcoin.substack.com/p/lightning-network-is-awesome
https://darthcoin.substack.com/p/umbrel-bitcoin-ln-node