Improve and optimize to release v5.1

[thachnn]

• Remove unused dependencies
• Use ncc to compile project into a single file
• Optimize the source code
• Integrate eslint and jest frameworks
• Upgrade and optimize dependencies
• Implement SemVer syntax for maven-version input
• Implement unit-tests for the whole project
• Implement GitHub actions CI

[br-arruda]

Hi, can you elaborate the types of optimization you did in your code?

I'm planning to fork this project and your work seems interesting.

[RaYRAy773]

spaces_around_brackets