Bump version

Small fixes in README.md

Major Changes:

- Reverted back to function based system from Class based system

Minor Changes

- Updated README.md

Major changes v3

- Migrated from funtion based to a class based approach

Minor changes
- Updated the README.md according to new changes
- added two new helper methods
- node version changes in workflow file

Changed version in package.json

Updated test command in package.json

Integrating github packages flow