function contentTypeByExtimport { contentTypeByExt } from "https://dotland.deno.dev/x/servest@v1.3.4/mod.ts"; contentTypeByExt(extWithDot: string): string | undefinedParametersextWithDot: stringReturnsstring | undefinedimport contentTypeByExtimport { contentTypeByExt } from "https://dotland.deno.dev/x/servest@v1.3.4/mod.ts";