uBlock/platform/mv3/extension/lib/codemirror/README.md

Steps to build cm6.bundle.ubol.min.js -- command line from repo root:

• git submodule init platform/mv3/extension/lib/codemirror/codemirror-ubol
• cd platform/mv3/extension/lib/codemirror/codemirror-ubol/
  • We are now in a customized repo forked from https://github.com/RPGillespie6/codemirror-quickstart
• npm install
• npm run build
• cm6.bundle.ubol.min.js should be in dist directory
• This is the origin of the cm6.bundle.ubol.min.js in the current directory