fix bug proxy

[RobotXX1]

Hi! 👋

Firstly, thanks for your work on this project! 🙂

Today I used patch-package to patch [email protected] for the project I'm working on.

Here is the diff that solved my problem:

diff --git a/node_modules/steamcommunity/node_modules/steam-totp/index.js b/node_modules/steamcommunity/node_modules/steam-totp/index.js
index bf9e991..20477bd 100644
--- a/node_modules/steamcommunity/node_modules/steam-totp/index.js
+++ b/node_modules/steamcommunity/node_modules/steam-totp/index.js
@@ -2,6 +2,7 @@
 require('@doctormckay/stats-reporter').setup(require('./package.json'));
 
 var Crypto = require('crypto');
+const StdLib = require('@doctormckay/stdlib');
 
 /**
  * Returns the current local Unix time
@@ -18,9 +19,9 @@ exports.time = function(timeOffset) {
  * @param {number} [timeOffset=0] - If you know how far off your clock is from the Steam servers, put the offset here in seconds
  * @returns {string}
  */
-exports.generateAuthCode = exports.getAuthCode = function(secret, timeOffset) {
+exports.generateAuthCode = exports.getAuthCode = function(secret, timeOffset, httpProxy) {
 	if (typeof timeOffset === 'function') {
-		exports.getTimeOffset(function(err, offset, latency) {
+		exports.getTimeOffset(httpProxy, function(err, offset, latency) {
 			if (err) {
 				timeOffset(err);
 				return;
@@ -92,7 +93,7 @@ exports.generateConfirmationKey = exports.getConfirmationKey = function(identity
 	return hmac.update(buffer).digest('base64');
 };
 
-exports.getTimeOffset = function(callback) {
+exports.getTimeOffset = function(httpProxy, callback) {
 	var start = Date.now();
 	var req = require('https').request({
 		"hostname": "api.steampowered.com",
@@ -100,7 +101,8 @@ exports.getTimeOffset = function(callback) {
 		"method": "POST",
 		"headers": {
 			"Content-Length": 0
-		}
+		},
+    "agent": httpProxy ? StdLib.HTTP.getProxyAgent(true, httpProxy) : undefined
 	}, function(res) {
 		if(res.statusCode != 200) {
 			callback(new Error("HTTP error " + res.statusCode));

This issue body was partially generated by patch-package.