Examine source code of mothreader

{
  "name": "mothreader",
  "version": "0.2.1",
  "description": "reading accessibility helper",
  "homepage_url": "https://github.com/beep-beep-beep-boop/mothreader",
  "manifest_version": 2,
  "minimum_chrome_version": "100",
  "applications": {
    "gecko": {
      "id": "mothreader@beep-beep-boop-boop.github.io",
      "strict_min_version": "100.0"
    }
  },
  "icons": {
    "128": "source/icon.png"
  },
  "permissions": [
    "storage",
    "scripting",
    "activeTab"
  ],
  "options_ui": {
    "page": "source/options.html"
  },
  "background": {
    "persistent": false,
    "scripts": [
      "source/background.js"
    ]
  },
  "browser_action": {
    "default_icon": "source/icon.png",
    "default_title": "toggle mothreader"
  }
}