v1.12.1

• Ensures the engine check is ran before showing the UI for upgrade-interactive

  #6536 - Orta Therox

• Restores Node v4 support by downgrading cli-table3

  #6535 - Mark Stacey

• Prevents infinite loop when parsing corrupted lockfiles with unterminated strings

  #4965 - Ryan Hendrickson

• Environment variables now have to start with YARN_ (instead of just contain it) to be considered

  #6518 - Michael Gmelin

• Fixes the extensions option when used by resolveRequest

  #6479 - Maël Nison

• Fixes handling of empty string entries for bin in package.json

  #6515 - Ryan Burrows

• Adds support for basic auth for registries with paths, such as artifactory

  #5322 - Karolis Narkevicius

• Adds 2FA (Two Factor Authentication) support to publish & alike

  #6555 - Krzysztof Zbudniewek

• Fixes how the files property is interpreted to bring it in line with npm

  #6562 - Bertrand Marron

• Fixes Yarn invocations on Darwin when the yarn binary was symlinked

  #6568 - Hidde Boomsma

• Fixes require.resolve when used together with the paths option

  #6565 - Maël Nison