feat: Code and Workspace Cleanup (#36)

* chore: remove unnecessary scripts

* chore: remove ESLint deps from root

* chore: remove typescript from root

* chore: remove unnecessary properties

* chore: remove tsconfig.dev.json

* chore: add eslint and prettier

* chore: add rollup deps

* chore: change readme url

* chore: add sapphire framework as dev deps

* chore: add dev utilities deps

* chore: remove jest

* fix(deps): regenerate lockfile

* chore: move prettier ignore to packages folder

* chore: remove npmignore

Author: satoufuyuki