Examine source code of Steam Game Finder

{
  "manifest_version": 2,
  "name": "Steam Game Finder",
  "version": "1.0",
  "description": "Добавляет кнопки быстрого поиска игры на Rutracker, FreeTp и Online-Fix прямо на странице игры в Steam.",
  "author": "fliantress@gmail.com",
  "homepage_url": "https://github.com/fliantress/steam-game-finder",
  "icons": {
    "48": "icon48.png",
    "96": "icon96.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "steam-game-finder@fliantress.gmail.com",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "content_scripts": [
    {
      "matches": [
        "*://store.steampowered.com/app/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_end"
    }
  ],
  "permissions": [
    "*://store.steampowered.com/*"
  ]
}