Examine source code of Idea Generator Plugin

{
  "manifest_version": 2,
  "name": "Idea Generator Plugin",
  "version": "1.0",
  "description": "Generate random ideas with a single click!",
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "browser_action": {
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    },
    "default_popup": "popup.html",
    "default_title": "Idea Generator"
  },
  "permissions": [],
  "browser_specific_settings": {
    "gecko": {
      "id": "{f9563f96-f0ee-458c-9c11-aef982285eb8}"
    }
  }
}