Nostr Web Client

#Nostur update (TestFlight)

Imposter check improvements:

- Show label on all feeds instead of only profile

- Also catches if name is 80% similar

- Cache the result of the imposter check

Fixed: Undo send missing on replies

Fixed: Duplicate follower notifications

I’ve removed the last 2 builds from TestFlight because of some crashes related to the imposter checker, will have a fix out later