On this link the Rotate.cs is misspelled… its Rotate.ts. This (I believe) should be Rotate.cs, no?
by user 595638440897413130
No this is right 
you actually write typescript in Needle Engine (we don’t export code from Unity) see the introduction
The path refers to a path in your npm web project
Okay cool just wanted to be sure… I’m an idiot then LOL
by user 595638440897413130
Not at all 