(node:10612) [DEP0148] DeprecationWarning: Use of deprecated folder mapping "./" in the "exports" field module resolution of the package at C:\Users\rxliuli\AppData\Roaming\npm\node_modules\@liuli-util\cli\node_modules\tslib\package.json.
Update this package.json to use a subpath pattern like "./*".
(Use `node --trace-deprecation ...` to show where the warning was created)
根本原因似乎是 rollup-plugin-typescript2 依赖的 ts-lib 有问题,参考:https://github.com/ezolenko/rollup-plugin-typescript2/issues/267