Examine source code of Goodbye ads

{
  "manifest_version": 3,
  "name": "Goodbye ads",
  "description": "This extension allows you to remove ads in Yandex Search and other Yandex's services.",
  "version": "1.0.8",
  "icons": {
    "48": "img/goodbye48.png",
    "128": "img/goodbye128.png",
    "256": "img/goodbye256.png",
    "512": "img/goodbye.png"
  },
  "action": {
    "default_icon": "img/goodbye.png",
    "default_popup": "html/phone.html"
  },
  "options_ui": {
    "page": "html/options.html",
    "open_in_tab": false
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "all_frames": true,
      "js": [
        "js/main.js"
      ],
      "css": [
        "css/material-design-iconic-font.min.css"
      ],
      "run_at": "document_start"
    }
  ],
  "permissions": [
    "webRequest",
    "activeTab",
    "scripting",
    "alarms",
    "tabs",
    "storage",
    "notifications",
    "contextMenus",
    "webNavigation"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "css/material-design-iconic-font.min.css",
        "img/goodbye.png",
        "fonts/Material-Design-Iconic-Font.woff",
        "fonts/Material-Design-Iconic-Font.woff2",
        "fonts/Material-Design-Iconic-Font.ttf",
        "js/language.json"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "byeadsinsearch@ziyatdinov.ru",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}