[Feature] Support Mutinynet

[rolznz]

Feature description

Trying to pay a mutinynet invoice fails due to unable to parse the invoice

Describe the solution

Support parsing and paying Mutinynet invoices

Describe alternatives

No response

Additional context

Voltage will support Mutinynet and allow developers to use it for free in a few weeks

Are you working on this?

No

[thebrandonlucas]

I've started working on a PR that supports this (and signet in general) but could use some help from people more familiar with the codebase: https://github.com/getAlby/lightning-browser-extension/pull/3128