Examine source code of BlueQuote

{
  "manifest_version": 2,
  "name": "BlueQuote",
  "version": "1.0",
  "description": "Turn webpage text into polished quote cards with author and source",
  "permissions": [
    "activeTab",
    "contextMenus",
    "menus",
    "storage",
    "tabs"
  ],
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "browser_specific_settings": {
    "gecko": {
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      },
      "id": "{e7b82f16-18df-470e-afed-b77111a356cb}"
    }
  }
}