Epic: 3 testnet use cases

[iAmMichaelConnor]

• Token
• NFT
• AMM

Please populate with tasks and any existing issues.

### All
- [ ] Add a draft title or issue reference here
- [ ] CLI wallet to be able to interact with all example apps
- [ ] Internal demo testing app and pxe runs fully on browser (doesn't need to be website if can test another way) - very simple UI

### AMM
- [ ] Private swap under 32k constraints

### Token

### P1: Escrows