Examine source code of Boardflow

{
  "name": "Boardflow",
  "version": "2.25",
  "description": "Visual Research Made Easy",
  "author": "Creonomy",
  "permissions": [
    "<all_urls>",
    "activeTab",
    "contextMenus",
    "storage"
  ],
  "browser_specific_settings": {
    "gecko": {
      "data_collection_permissions": {
        "required": [
          "websiteContent"
        ]
      },
      "id": "{69007ead-f0d8-4df3-8512-0f5992733c96}"
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "browser_action": {
    "default_popup": "popup/popup.html",
    "default_icon": {
      "16": "images/icon16.png",
      "32": "images/icon32.png",
      "48": "images/icon48.png",
      "128": "images/icon128.png"
    }
  },
  "icons": {
    "16": "images/icon16.png",
    "32": "images/icon32.png",
    "48": "images/icon48.png",
    "128": "images/icon128.png"
  },
  "options_ui": {
    "page": "options/options.html",
    "open_in_tab": true
  },
  "web_accessible_resources": [
    "content/content.css",
    "style/fonts.css",
    "style/fonts/Raleway-Bold.ttf",
    "style/fonts/Raleway-Regular.ttf"
  ],
  "manifest_version": 2
}