Externalised the github workflow

What's Changed

• fix: external github workflow @amulyakashyap09 in #7

Full Changelog: v2.0.0...v2.0.1

v2.0.0

What's Changed

• fix: update node engines to 18+, CI to test 18, 20 by @shazron in #6

New Contributors

• @shazron made their first contribution in #6

Full Changelog: v1.0.0...v2.0.0