Change debug log level

src/libs/log.js

@@ -38,7 +38,7 @@ function logger(module) {
             }),
             new winston.transports.Console({
                 name: 'debug-log',
-                level: 'debug',
+                level: (process.env.NODE_ENV === 'development') ? 'debug' : 'error',
                 label: getFilePath(module),
                 handleException: true,
                 json: false,