Update single.js

Author: harsh-browserstack

single.js

@@ -3,6 +3,7 @@ const http = require('http');
 
 const BROWSERSTACK_USERNAME = process.env.BROWSERSTACK_USERNAME || 'BROWSERSTACK_USERNAME';
 const BROWSERSTACK_ACCESS_KEY = process.env.BROWSERSTACK_ACCESS_KEY || 'BROWSERSTACK_ACCESS_KEY';
+const buildName = process.env.BROWSERSTACK_BUILD_NAME || 'BROWSERSTACK_BUILD_NAME';
 
 let HttpAgent = new http.Agent({
 	keepAlive: true,
@@ -12,7 +13,7 @@ let capabilities = {
 	browserName: 'Firefox',
 	name: 'Firefox Test',
 	os: 'Windows',
-	build: 'Test Build 01',
+	build: buildName,
 	project: 'My Awesome App',
 	'browserstack.debug': true,
 };