Release proposal: 2.0.0

[UlisesGascon]

Main Changes

Breaking changes

• Add Node@18 as the minimum version (72f925c)

Other changes

• Adapt CI to run on Node@18 and above (3d101c4)
• Rewrite to ES6 (b89021a)
• Improve documentation (20d8b40)
• Refactor Timing Safe Equal comparative using crypto library (e49b536). This remove a dependency