Examine source code of NoQ

{
  "name": "NoQ",
  "description": "",
  "version": "2.0.3",
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": "assets/icon.png"
  },
  "icons": {
    "32": "assets/icon.png"
  },
  "permissions": [],
  "manifest_version": 2,
  "commands": {
    "_execute_browser_action": {
      "suggested_key": {
        "default": "Ctrl+Shift+P",
        "mac": "Command+Shift+P"
      },
      "description": ""
    }
  },
  "content_scripts": [
    {
      "matches": [
        "https://*.mobinsb.com/*",
        "https://*.mofidonline.com/*",
        "https://*.maskanbourse.com/*"
      ],
      "js": [
        "noq.js"
      ],
      "css": [
        "styles.css"
      ]
    }
  ]
}