Added debug level parameter.

src/app.js

@@ -6,10 +6,11 @@ const bhttp = require('bhttp');
 const WebSocket = require('ws');
 const fs = require('fs').promises;
 const logger = require('simple-node-logger').createSimpleLogger();
+const { argv } = require('yargs');
 
 const points = {};
 
-logger.setLevel('debug');
+logger.setLevel(argv.level || 'info');
 
 async function auth() {
 	const httpSession = bhttp.session();