For a public routing node is more complicated.
For private use, just use a private LN node and do not complicate your life.
I wrote several guides about these aspects, but seems that people are ignoring my advice:

• https://darthcoin.substack.com/p/private-lightning-nodes
• https://darthcoin.substack.com/p/getting-started-zeus-mobile
• https://darthcoin.substack.com/p/getting-started-with-blixt-mobile
• https://darthcoin.substack.com/p/recommendations-for-ln-users
• https://darthcoin.substack.com/p/managing-lightning-node-liquidity
• https://darth-coin.github.io/nodes/nodes.html