Examine source code of Vue force dev

{
  "name": "Vue force dev",
  "description": "A tool forces vue to run in development",
  "version": "2.1.1",
  "manifest_version": 3,
  "action": {
    "default_popup": "popups/not-found.html",
    "default_title": "Vue force dev",
    "default_icon": {
      "16": "icons/16-gray.png",
      "48": "icons/48-gray.png",
      "128": "icons/128-gray.png"
    }
  },
  "web_accessible_resources": [
    {
      "resources": [
        "detectorExec.js"
      ],
      "matches": [
        "<all_urls>"
      ],
      "extension_ids": []
    }
  ],
  "icons": {
    "16": "icons/16.png",
    "48": "icons/48.png",
    "128": "icons/128.png"
  },
  "background": {
    "service_worker": "background.js",
    "scripts": [
      "background.js"
    ]
  },
  "host_permissions": [
    "<all_urls>"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "detector.js"
      ],
      "run_at": "document_start"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{a293603d-51d6-40f3-8d85-26d2c9610ae2}"
    }
  }
}