Examine source code of PokeRogueMOD

{
  "manifest_version": 2,
  "name": "PokeRogueMOD",
  "version": "1.2",
  "description": "An overlay with a lot of JavaScript MODs for the game PokéRogue.",
  "permissions": [
    "activeTab",
    "webRequest",
    "https://pokerogue.net/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "https://pokerogue.net/*"
      ],
      "js": [
        "injector.js"
      ],
      "run_at": "document_start"
    }
  ],
  "web_accessible_resources": [
    "mod.min.js"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "poke-rogue-mod@mpb.rip",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  },
  "icons": {
    "48": "icons/plugin-logo-48.png",
    "96": "icons/plugin-logo-96.png"
  }
}