Examine source code of Refindoo — IKEA seconde vie et alertes

{
  "manifest_version": 3,
  "name": "Refindoo — IKEA seconde vie",
  "version": "1.0.0",
  "description": "Sur une page produit IKEA, voyez s'il existe en seconde vie (occasion) et créez une alerte prix/stock en un clic.",
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  },
  "action": {
    "default_title": "Refindoo — seconde vie IKEA",
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png",
      "48": "icons/icon-48.png",
      "128": "icons/icon-128.png"
    }
  },
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "permissions": [
    "storage",
    "activeTab",
    "tabs"
  ],
  "host_permissions": [
    "*://*.ikea.com/*",
    "https://refindoo.com/*"
  ],
  "optional_host_permissions": [
    "https://*/*",
    "http://localhost/*",
    "http://127.0.0.1/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "*://*.ikea.com/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "refindoo@refindoo.com",
      "strict_min_version": "127.0",
      "data_collection_permissions": {
        "required": [
          "browsingActivity",
          "authenticationInfo"
        ]
      }
    }
  }
}