Examine source code of Eco Companion Lite

{
  "manifest_version": 3,
  "name": "Eco Companion Lite",
  "version": "2.0.0",
  "description": "Compare automatiquement les prix neufs et d'occasion sur les principaux sites e-commerce.",
  "permissions": [
    "storage",
    "activeTab"
  ],
  "host_permissions": [
    "*://*.amazon.fr/*",
    "*://*.fnac.com/*",
    "*://*.darty.com/*",
    "*://*.boulanger.com/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "*://*.amazon.fr/*",
        "*://*.fnac.com/*",
        "*://*.darty.com/*",
        "*://*.boulanger.com/*"
      ],
      "js": [
        "content/extractor.js",
        "content/marketplace.js",
        "content/widget.js",
        "content/content.js"
      ],
      "css": [
        "content/styles.css"
      ]
    }
  ],
  "action": {
    "default_popup": "popup/popup.html"
  },
  "icons": {
    "16": "assets/icon16.png",
    "48": "assets/icon48.png",
    "128": "assets/icon128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "eco-companion@local.dev",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "privacy_policy_url": ""
      }
    }
  }
}