added debug messages to debug heroku

backend/app.js

@@ -131,6 +131,7 @@ async function startServer() {
 
 async function setPortItemFromENV() {
     return new Promise(resolve => {
+        console.log(backendPort.toString());
         config_api.setConfigItem('ytdl_port', backendPort.toString());
         setTimeout(() => resolve(true), 100);
     });

backend/config.js

@@ -78,7 +78,8 @@ function setConfigItem(key, value) {
     } else {
         parent_object[element_name] = value;
     }
-
+    console.log('setting file to');
+    console.log(config_json);
     success = setConfigFile(config_json);
 
     return success;