Download tarball from zig download index (#2)

* Download tarball from zig download index

* try this

* Remove promisify

* Revert "try this"

This reverts commit e6ecfb58ed.

node_modules/decompress-response/index.d.ts

@@ -0,0 +1,29 @@
+/// <reference types="node"/>
+import {IncomingMessage} from 'http';
+
+declare const decompressResponse: {
+	/**
+	Decompress a HTTP response if needed.
+
+	@param response - The HTTP incoming stream with compressed data.
+	@returns The decompressed HTTP response stream.
+
+	@example
+	```
+	import {http} from 'http';
+	import decompressResponse = require('decompress-response');
+
+	http.get('https://sindresorhus.com', response => {
+		response = decompressResponse(response);
+	});
+	```
+	*/
+	(response: IncomingMessage): IncomingMessage;
+
+	// TODO: remove this in the next major version, refactor the whole definition to:
+	// declare function decompressResponse(response: IncomingMessage): IncomingMessage;
+	// export = decompressResponse;
+	default: typeof decompressResponse;
+};
+
+export = decompressResponse;