readme: Add link to gh discussions

README.md

@@ -13,9 +13,13 @@ Audited & minimal JS implementation of SHA, RIPEMD, BLAKE, HMAC, HKDF, PBKDF, Sc
 
 The library's initial development was funded by [Ethereum Foundation](https://ethereum.org/).
 
-### This library belongs to _noble_ crypto
+For discussions, questions and support, visit
+[GitHub Discussions](https://github.com/paulmillr/noble-hashes/discussions)
+section of the repository.
 
-> **noble-crypto** — high-security, easily auditable set of contained cryptographic libraries and tools.
+### This library belongs to _noble_ cryptography
+
+> **noble cryptography** — high-security, easily auditable set of contained cryptographic libraries and tools.
 
 - Zero or minimal dependencies
 - Highly readable TypeScript / JS code