[INT] Task for 1.0 Deploy

[riccardoperra]

Which @codeimage/* package(s) are relevant/releated to the feature request?

codeimage, config, locale, highlight, ui

Description

• [ ] Big review of everything
• [ ] Improve packages build speed
• [X] Improve and fix typings
• [X] Update README for contributions
• [ ] Update packages documentation
• [ ] Improve release/preview CI/CD workflow with Github Action
• [ ] Improve feature stability
• [ ] Add backend documentation
• [X] Fix CodeSandbox project run