Fix connection problems and add health check for Postgres

…ot working though)

…onality to display bumpfee button (not sure if it works)

…rate than the current one

…rify custom fee and value usage

…ill active, had to be updated to a new state such as bumped or similar

…L and endpoint

…h the database

…prevent fee increases

…t working, I am trying to get the Utxos from the database but i cannot update them correctly

… but the UTXOs does not update with the new WithrawalRequest because an exception of pk_keywallet unique constraint arises

…uard into popup-bumpfee-ui

… functionality, also set optInRBF in tx builder when generating template PSBT

…ss transactions and improved fee rate selection

…uard into popup-bumpfee-ui

…to update state correctly

… req in the utxo