There seems to be a problem with the npm i

[BenJChen]

I downloaded the latest package, but it seems that the code is not the latest. For example, your new method chaining cannot be used.

[hajeonghun]

Would you like to download the latest version 1.2.0?

[BenJChen]

Would you like to download the latest version 1.2.0?

I updated version 1.2 and now I can use chain calls normally.