Update README.

Author: adamczykm

README.md

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 # MinAuth
 Rapid development of POC of MinAuth - MinAuth is a library and a set of tools for providing JWT-based authentication protocol that uses SnarkyJS zero-knowledge proofs as the basis of the authentication.  It uses plugins to prove statements about external data such as on-chain data or 3rd-party data.
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+### Current status
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+The current code implements minimal authentication flow that recreates the usual passport authentication, but using snarkyjs ZKPs.