rewuite to use async

src/index.js

@@ -1,6 +1,39 @@
 require('dotenv').config()
 
+const ENCRYPTION_CONFIG = { algorithm: "m.megolm.v1.aes-sha2" };
+const KICK_REASON = "A facilitator has already joined this chat.";
+const BOT_ERROR_MESSAGE =
+  "Something went wrong on our end, please restart the chat and try again.";
+const MAX_RETRIES = 3;
+const {
+  MATRIX_SERVER_URL,
+  BOT_USERNAME,
+  BOT_USERID,
+  BOT_PASSWORD,
+  BOT_DISPLAY_NAME,
+  FACILITATOR_GROUP_ID,
+  FACILITATOR_ROOM_ID,
+  CHAT_OFFLINE_MESSAGE,
+  CAPTURE_TRANSCRIPTS
+} = process.env;
+
+const botConfig = {
+  ENCRYPTION_CONFIG,
+  KICK_REASON,
+  BOT_ERROR_MESSAGE,
+  MAX_RETRIES,
+  MATRIX_SERVER_URL,
+  BOT_USERNAME,
+  BOT_USERID,
+  BOT_PASSWORD,
+  BOT_DISPLAY_NAME,
+  FACILITATOR_GROUP_ID,
+  FACILITATOR_ROOM_ID,
+  CHAT_OFFLINE_MESSAGE,
+  CAPTURE_TRANSCRIPTS
+}
+
 import OcrccBot from './bot'
 
-const bot = new OcrccBot();
+const bot = new OcrccBot(botConfig);
 bot.start();