add twitch bot client

config/index.js

@@ -8,7 +8,9 @@ module.exports = {
   },
   twitch: {
     clientid: process.env.TWITCH_CLIENT_ID || '',
-    subsecret: process.env.TWITCH_SUB_SECRET || ''
+    subsecret: process.env.TWITCH_SUB_SECRET || '',
+    chat_host: process.env.TWITCH_CHAT_HOST || '',
+    bot_oauth: process.env.TWITCH_BOT_OAUTH || ''
   },
   google: {
     apikey: process.env.GOOGLE_API_KEY || ''