Speech should handle 0 balance both during setup and during operation.

[jessopb]

Current behavior:

User has no prior notification that a publish will not go through.

User has no guidance as to what to do about it.

Desired behavior:

Events requiring LBC are modified to notify the user.

• Publish page is modified, either in function or messaging.
• Notifications vary based on user authentication status and level
• #689
• Clear instructions are given to refill Spee.ch wallet
  • perhaps a wallet QR and address

Setup completes with 0 balance.

• #690

Internal Use

Acceptance Criteria

Definition of Done

• [ ] Tested against acceptance criteria
• [ ] Tested against the assumptions of the user story
• [ ] The project builds without errors
• [ ] Unit tests are written and passing
• [ ] Tests on devices/browsers listed in the issue have passed
• [ ] QA performed & issues resolved
• [ ] Refactoring completed
• [ ] Any configuration or build changes documented
• [ ] Documentation updated
• [ ] Peer Code Review performed