General improvement on tooling and dev dependencies

• docs: add docs 60b8958
• chore: scripts 37e2632
• chore: git commit msg linter 7e5704e
• chore: add husky and lint-staged config file e42a5f7
• chore: setup eslint d8c409f
• chore: add eslint and fix files to adapt to it 74797ed

v0.3.0...v0.3.1