Stack blocks of undo-redo

Features

• do not hijack "enter" i.e. let the browser do the job and create new paragraphs
• add multiple add, remove and update paragraphs at once in the "undo-redo" stack

Integrate Stylo from npm in ddg

Fix

• StyloToolbar renamed to StyloConfigToolbar to avoid naming collision

Build

• bump stencil and jest v27

Hello World 👋

v0.0.1

docs: update getting started