# Tuppence

Chaumian ecash mint written in Rust, implementing the Cashu protocol.

## NUT Support

- [x] [NUT-01](https://github.com/cashubtc/nuts/blob/main/01.md) - Active keyset via `GET /keys`
- [x] [NUT-02](https://github.com/cashubtc/nuts/blob/main/02.md) - All keysets via `GET /keysets` and single keyset via `GET /keys/{:id}`
- [x] [NUT-03](https://github.com/cashubtc/nuts/blob/main/03.md) - Invoice requests via `GET /mint?amount={:amount}`
    - [ ] Integrate with Lightning gateway to return invoices
    - [ ] Check for invoice payment in background
- [x] [NUT-04](https://github.com/cashubtc/nuts/blob/main/04.md) - Minting tokens via `POST /mint?hash={:hash}`
- [ ] [NUT-05](https://github.com/cashubtc/nuts/blob/main/05.md) - Check Lightning fees via `POST /checkfees`
- [ ] [NUT-05](https://github.com/cashubtc/nuts/blob/main/05.md) - Melt tokens via `POST /melt`
- [x] [NUT-06](https://github.com/cashubtc/nuts/blob/main/06.md) - Split tokens via `POST /split`
- [ ] [NUT-07](https://github.com/cashubtc/nuts/blob/main/07.md) - Spend check via `POST /check`
- [ ] [NUT-08](https://github.com/cashubtc/nuts/blob/main/08.md) - Lightning fee return
- [ ] [NUT-09](https://github.com/cashubtc/nuts/blob/main/09.md) - Mint information via `GET /info`

## Roadmap

- [ ] Persist mint state to database
- [ ] Proper secret management
- [ ] Keylist rotation
- [ ] IP & Port listening configuration