λ yarn publish
yarn publish v1.3.2
(node:19408) [DEP0005] DeprecationWarning: Buffer() is deprecated due to security and usability issues. Please use the Buffer.alloc(), Buffer.allocUnsafe(), or Buffer.from() methods instead.
[1/4] Bumping version...
info Current version: 1.0.1
question New version:
[2/4] Logging in...
[3/4] Publishing...
error An unexpected error occurred: "https://registry.npmjs.org/xxx1: You must be logged in to publish packages.".
info If you think this is a bug, please open a bug report with the information provided in "E:\\ruanyf\\webpack-lib\\yarn-error.log".
info Visit https://yarnpkg.com/en/docs/cli/publish for documentation about this command.