• Adds support for the nodejs16 runtime for Cloud Functions.
• ext:update now displays release notes for the versions you are updating to.
• ext:dev:publish now checks for a CHANGELOG.md file before publishing.
• firebase ext:dev:init now creates a placeholder CHANGELOG.md file.
• Fixes error when using a project number as the --project flag.
• firebase init hosting now supports the version 9 compatibility SDK (#3711).
• Fixes layout issues when editing fields in Firestore Emulator UI.