Examine source code of AutoDarts +

{
  "manifest_version": 3,
  "name": "AutoDarts Plus",
  "version": "3.1.2.4",
  "description": "Dart skin customizer, ranked mode and local tournaments for play.autodarts.io / play.autodarts.com",
  "permissions": [
    "storage"
  ],
  "host_permissions": [
    "https://play.autodarts.io/*",
    "https://api.autodarts.io/*",
    "https://play.autodarts.com/*",
    "https://api.autodarts.com/*"
  ],
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icon/16.png",
      "48": "icon/48.png",
      "128": "icon/128.png"
    }
  },
  "icons": {
    "16": "icon/16.png",
    "48": "icon/48.png",
    "128": "icon/128.png"
  },
  "content_scripts": [
    {
      "js": [
        "assets/pageScript.js-D_5Y7MLN.js"
      ],
      "matches": [
        "https://play.autodarts.io/*",
        "https://play.autodarts.com/*"
      ],
      "run_at": "document_start",
      "world": "MAIN"
    },
    {
      "js": [
        "assets/purify.js-CXffKiLM.js",
        "assets/constants.js-CjQ33h2_.js",
        "assets/tokenHelper.js-DZt9riUU.js",
        "assets/state.js-C1OI5esN.js",
        "assets/modals.js-5dXBBcSA.js",
        "assets/logic.js-DRNNJX8J.js",
        "assets/sync.js-Cssudqcl.js",
        "assets/matchbox.js-CemBb-du.js",
        "assets/bracket.js-CTRu2S6O.js",
        "assets/tables.js-D3qYMq0C.js",
        "assets/setup.js-DjSb9Iiv.js",
        "assets/league.js-BmZaeJES.js",
        "assets/groups.js-Ns18Gcx3.js",
        "assets/lobby.js-zlmsts2X.js",
        "assets/actions.js-Bsre5L5R.js",
        "assets/renderer.js-CkakMQGX.js",
        "assets/content.js-CP-PtVs7.js"
      ],
      "matches": [
        "https://play.autodarts.io/*",
        "https://play.autodarts.com/*"
      ],
      "run_at": "document_idle"
    }
  ],
  "web_accessible_resources": [
    {
      "matches": [
        "https://play.autodarts.com/*",
        "https://play.autodarts.io/*"
      ],
      "resources": [
        "assets/pageScript.js-D_5Y7MLN.js",
        "assets/purify.js-CXffKiLM.js",
        "assets/constants.js-CjQ33h2_.js",
        "assets/tokenHelper.js-DZt9riUU.js",
        "assets/state.js-C1OI5esN.js",
        "assets/modals.js-5dXBBcSA.js",
        "assets/logic.js-DRNNJX8J.js",
        "assets/sync.js-Cssudqcl.js",
        "assets/matchbox.js-CemBb-du.js",
        "assets/bracket.js-CTRu2S6O.js",
        "assets/tables.js-D3qYMq0C.js",
        "assets/setup.js-DjSb9Iiv.js",
        "assets/league.js-BmZaeJES.js",
        "assets/groups.js-Ns18Gcx3.js",
        "assets/lobby.js-zlmsts2X.js",
        "assets/actions.js-Bsre5L5R.js",
        "assets/renderer.js-CkakMQGX.js",
        "assets/content.js-CP-PtVs7.js"
      ],
      "use_dynamic_url": false
    }
  ],
  "author": "Timexo",
  "browser_specific_settings": {
    "gecko": {
      "id": "customize-darts@timexo.io",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}