A set of components mUI, is first released to npm with version v2.0.0.
later builds a set of npm private servers, and then publishes mUI to private servers, and the version is changed to v1.0.0. After
then switches to private servers to install mUI, on, npm install, the mUI on private servers becomes the v2.0.0
version on npm.
that is, all the dependent packages used are cached on the private server, and the mUI is also cached from the npm to overwrite my private server.
how should I configure so that the npm private server only keeps my own components, and the rest go to npm to find