- When creating a wallet, the id should be generated by the server and returned to the client to be used as part of the wallet secret.
- Copayer id should be auto-generated.
- Check not blank & length < 100 for both wallet.name & copayer.name
- Proposal with spent input should be tagged as invalid or removed
- Cron job to broadcast accepted txps that failed to broadcast (we may need to track broadcast attempts for this).