Examine source code of Sigmund

{
  "manifest_version": 2,
  "version": "1.1",
  "permissions": [
    "alarms",
    "notifications",
    "storage",
    "tabs"
  ],
  "default_locale": "en",
  "name": "__MSG_extensionName__",
  "description": "__MSG_extensionDescription__",
  "author": "__MSG_extensionAuthor__",
  "homepage_url": "__MSG_extensionHomepage__",
  "icons": {
    "256": "art/logo.svg"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "duncanm.sigmund@codeberg.org",
      "strict_min_version": "88.0"
    }
  },
  "background": {
    "scripts": [
      "src/webextension.js",
      "src/background.js"
    ],
    "persistent": false
  },
  "browser_action": {
    "default_title": "Sigmund",
    "default_popup": "src/action.html",
    "default_icon": "art/logo.svg"
  },
  "options_ui": {
    "browser_style": true,
    "page": "src/options.html"
  }
}