Find a job that pays in bitcoin directly.
Demand to be paid in bitcoin.
Or start own business that accept only bitcoin.

To spend your sats... don't worry, you could still find easy ways to pay the bills.
Important is how to get rid of all fiat and bank accounts.
I am telling from own experience, from 2018 I live only using bitcoin. I do not have bank accounts anymore.
Is not that hard IF you really want it.
When you start earning in bitcoin, your mindset is totally changed.