Install

npm i @skm/core @skm/client   # devices
npm i @skm/core @skm/relay    # your server

Requires Node 22.5+ on the server (node:sqlite). The client runs in any browser with WebCrypto, in Node, and in native shells.

@skm/core      crypto boundary + wire protocol   isomorphic, zod, WebCrypto only
@skm/client    the device engine + local stores  browsers, native shells, Node
@skm/relay     the blind relay                   a Fastify plugin you mount

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