Mint: invalidate and generate promises in single db transaction for split#374

Merged

callebtc merged 3 commits intomainfrom mint/split_be_pedantic

Dec 2, 2023

+75-36

Commits on Dec 2, 2023

test for spending output again
callebtc
committed
first gernerate (which can fail) then invalidate (db and memory)
callebtc
committed
use external get_db_connection function to be compatible with existing Database class in LNbits
callebtc
committed