Examine source code of KinoIn - IMDb Ratings for Tubi

{
  "manifest_version": 3,
  "name": "KinoIn - IMDb Ratings for Tubi",
  "version": "0.1.4",
  "description": "Stop guessing what to watch. See IMDb scores directly on Tubi titles. Click any rating to open its IMDb page for further details.",
  "permissions": [
    "storage"
  ],
  "host_permissions": [
    "https://tubitv.com/*"
  ],
  "background": {
    "service_worker": "background.js",
    "scripts": [
      "background.js"
    ],
    "type": "module"
  },
  "content_scripts": [
    {
      "matches": [
        "https://tubitv.com/*"
      ],
      "js": [
        "content-loader.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "content.js",
        "api-*.js"
      ],
      "matches": [
        "https://tubitv.com/*"
      ]
    }
  ],
  "options_page": "options.html",
  "action": {
    "default_popup": "popup.html"
  },
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "extension@kinoin.xyz",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}