Examine source code of Backloggd 0–10 Rating

{
  "manifest_version": 3,
  "name": "Backloggd 0–10 Rating",
  "version": "1.0.0",
  "description": "Remplace les étoiles de Backloggd par une notation numérique sur 10, tout en gardant la logique native du site.",
  "icons": {
    "16": "icons/16.png",
    "32": "icons/32.png",
    "48": "icons/48.png",
    "128": "icons/128.png"
  },
  "action": {
    "default_title": "Backloggd 0–10 Rating",
    "default_icon": {
      "16": "icons/16.png",
      "32": "icons/32.png"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "*://backloggd.com/*",
        "*://www.backloggd.com/*"
      ],
      "js": [
        "content.js"
      ],
      "css": [
        "content.css"
      ],
      "run_at": "document_start"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "backloggd-rating@tilio",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}