Examine source code of WikipediaQuickLanguages

{
  "manifest_version": 2,
  "name": "WikiQuickLang",
  "version": "0.3.1",
  "description": "Shows flags for quick language switching on wikipedia",
  "icons": {
    "48": "icons/wql-48.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.wikipedia.org/*"
      ],
      "js": [
        "src/quickLang.js"
      ]
    }
  ],
  "options_ui": {
    "page": "src/options.html"
  },
  "permissions": [
    "storage"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{c659c0c4-b938-11ee-82d8-a8a159321908}",
      "strict_min_version": "58.0"
    }
  }
}