Examine source code of Yet Another Speed Reader

{
  "$schema": "https://www.schemastore.org/webextension.json",
  "manifest_version": 3,
  "name": "__MSG_extensionName__",
  "version": "1.0.5",
  "description": "__MSG_extensionDescription__",
  "author": "Daniel Rozenberg",
  "homepage_url": "https://github.com/danielrozenberg/yet-another-speed-reader",
  "icons": {
    "48": "icons/logo.svg",
    "96": "icons/logo.svg"
  },
  "action": {
    "default_title": "__MSG_extensionName__"
  },
  "background": {
    "scripts": [
      "background.mjs"
    ],
    "type": "module"
  },
  "options_ui": {
    "page": "options.html"
  },
  "permissions": [
    "activeTab",
    "contextMenus",
    "scripting",
    "storage"
  ],
  "default_locale": "en",
  "browser_specific_settings": {
    "gecko": {
      "id": "yet-another-speed-reader@firefox.danielrozenberg.com",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "140.0"
    }
  }
}