Examine source code of SwissCheck

{
  "name": "SwissCheck",
  "description": "SwissCheck zeigt schnell an, wo sich ein Shop oder ein Verkäufer befindet.",
  "version": "1.0.3",
  "manifest_version": 2,
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "src/contentScript/content.js"
      ]
    }
  ],
  "browser_action": {
    "default_popup": "src/popupScript/popup.html"
  },
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{0fcdc13b-dc97-4f8f-9927-7d383dd008b7}"
    }
  }
}