и опять MessagePassing в Chrome Extension

[Acetonic]

Люди добрые! Прошу помощи! 2 дня голову уже ломаю..
пытаюсь повторить
https://www.youtube.com/watch?v=wjiku6X-hd8&t=271s
ну не работает никак(

manifest.json

    "manifest_version": 2,
 
    "name": "New",
    "version": "1.0",    
    "icons": {
            "16": "images/empty_16.png",
            "32": "images/empty_32.png",
            "48": "images/empty_48.png",
            "64": "images/empty_64.png",
            "128": "images/empty_128.png"
    },
 
    "content_scripts": [
        {
            "matches": [ "https://*/","http://*/"],
            "js": [ "myScript.js"]
        }
    ],
    
    "background": {
    	"scripts": ["background.js"]
     },
      
    "permissions": ["http://*/*","https://*/*"],
    "browser_action": {
          "default_icon": {
            "16": "images/empty_16.png",
            "32": "images/empty_32.png",
            "48": "images/empty_48.png",
            "64": "images/empty_64.png",
            "128": "images/empty_128.png"
          },
          "default_title": "Empty",
          "default_popup": "popup/popup.html"
    }
}

myScript.js:

chrome.runtime.sendMessage("HI!");

background.js:

chrome.runtime.onMessage.addListener(function(response, sender, sendResponse){
		alert(response);
});

[Acetonic]

Разобрался!