Examine source code of EZ-Membean

{
  "manifest_version": 2,
  "name": "EZ-Membean",
  "version": "1.0.5",
  "description": "A Firefox extension that automatically finds the answers to membean prompts.",
  "icons": {
    "48": "icons/favicon-48.png"
  },
  "permissions": [
    "activeTab",
    "notifications"
  ],
  "page_action": {
    "default_icon": "icons/favicon-48.png",
    "show_matches": [
      "*://*.membean.com/*",
      "file:///*/index.html"
    ]
  },
  "sidebar_action": {
    "default_icon": "icons/favicon-48.png",
    "default_title": "EZ-membean",
    "default_panel": "sidebar/panel.html"
  },
  "background": {
    "scripts": [
      "background.js",
      "wordlist.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "EZ-Membean@anemograph.net"
    }
  }
}