Examine source code of Pinalist - Bookmark Manager

{
  "manifest_version": 2,
  "name": "Pinalist - Bookmark Manager",
  "homepage_url": "https://pinalist.com",
  "description": "All-in-one bookmark manager",
  "default_locale": "en",
  "permissions": [
    "activeTab",
    "storage",
    "tabs",
    "bookmarks",
    "contextMenus",
    "cookies",
    "*://*/*",
    "<all_urls>"
  ],
  "icons": {
    "16": "icons/16.png",
    "48": "icons/48.png",
    "128": "icons/128.png"
  },
  "background": {
    "scripts": [
      "js/background.js"
    ],
    "persistent": true
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_title": "__MSG_extName__",
    "default_icon": {
      "19": "icons/19.png",
      "38": "icons/38.png"
    }
  },
  "web_accessible_resources": [
    "add-bookmark.html",
    "icons/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "js/content-script.js",
        "js/blanket_style_set.js"
      ]
    }
  ],
  "commands": {
    "_execute_browser_action": {
      "suggested_key": {
        "default": "Alt+Shift+Q"
      }
    },
    "add_quick_bookmark": {
      "suggested_key": {
        "default": "Alt+Q"
      },
      "description": "Add quick bookmark"
    }
  },
  "content_security_policy": "script-src 'self'; object-src 'self'",
  "version": "2.0.0",
  "browser_specific_settings": {
    "gecko": {
      "id": "{5f3178fd-73d7-4c80-a48a-80257e43a984}"
    }
  }
}