Examine source code of Web Crawler - Analyse et Prévisualisation

{
  "manifest_version": 2,
  "name": "Web Crawler - Analyse et Prévisualisation",
  "version": "1.0.0",
  "description": "Extension Firefox pour analyser et prévisualiser les métadonnées des sites web avec le crawler o2Cloud",
  "author": "o2Cloud",
  "permissions": [
    "activeTab",
    "tabs",
    "storage",
    "https://crawler.o2cloud.fr/*",
    "http://*/*",
    "https://*/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_title": "Web Crawler o2Cloud",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png",
      "48": "icons/icon-48.png",
      "96": "icons/icon-96.png"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_end"
    }
  ],
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png"
  },
  "web_accessible_resources": [
    "icons/*.png"
  ],
  "applications": {
    "gecko": {
      "strict_min_version": "78.0",
      "id": "{5721aac6-6b93-4edd-8102-7934645065a2}"
    }
  }
}