secp256k1 0.3.0

Pure secp256k1 signature algorithm implement for dart language which uses pure dart and basic types to represent all matters

0.3.0

• implement null safety (from @andrebianchessi)
• require dart sdk>=2.12.0

0.2.2

• add == operator
• optimize codes

0.2.1

• Fix PrivateKey.generate()

0.2.0

• Rewrite the interface in OOP

0.1.1

• Add simple docstring
• Fix prefix of compressed public key hex

0.1.0

• Pass a basic test
• Initial version, created by Stagehand