don't start telegram bot if not enabled by environment

src/telegram.js

@@ -5,11 +5,17 @@ const TelegramBot = require('node-telegram-bot-api');
 
 const filePath = path.join(__dirname, '../content/telegram_users.json');
 const token = process.env.TELEGRAM_BOT_TOKEN;
+const enabled = process.env.TELEGRAM_BOT_ENABLED === 'true';
 
 const bot = new TelegramBot(token, { polling: true });
 
 const telegramBot = {
     Initialize: function () {
+        if (!enabled) {
+            console.log("Telegram bot is not enabled.");
+            return;
+        }
+
         bot.on('message', handleMessage);
         bot.on('new_chat_members', handleNewChatMembers);
         bot.on('contact', handleContact);