npm install --save @types/serve-static
This package contains type definitions for serve-static (https://github.com/expressjs/serve-static).
Files were exported from https://github.com/DefinitelyTyped/DefinitelyTyped/tree/master/types/serve-static.
These definitions were written by Uros Smolnik, Linus Unnebäck, and Devansh Jethmalani.