Upgrade Note ⚠️ Due to a known problem (webpack/webpack#8656, #4869, #4839) users of npm should either remove package-lock.json and reinstall before upgrade or use npm update acorn --depth 20 && npm dedupe after upgrading to 2.4.0. yarn users should have no problems but removing yarn.lock still recommended before the upgrade process. Important news 👀 New core team member 🐤 We are really proud to