Specifications covering kind 1985

My attempt to add Nostr authentication to #bitcoin-otc web of trust, making it so nostriches can authenticate into a legacy web of trust/orderbook on Libera...

Kind 1985 and the L and l tags, which attach a namespaced label to an event, a key, or an external identifier.

This document defines the protocol for managing email metadata (folders, read state, stars, custom tags) in Nostr Mail using NIP-32 labels.