Examine source code of Convert with Scribe

{
  "manifest_version": 2,
  "name": "Convert with Scribe",
  "description": "Document remediation has never been easier with Scribe.",
  "version": "2.0.2",
  "browser_specific_settings": {
    "gecko": {
      "id": "{338fd83d-907f-4fbc-bc0a-7bb578a0faeb}"
    }
  },
  "browser_action": {
    "default_title": "Convert with Scribe",
    "default_popup": "popup.html"
  },
  "background": {
    "scripts": [
      "js/background.js"
    ]
  },
  "permissions": [
    "storage",
    "webNavigation",
    "contextMenus",
    "downloads",
    "notifications",
    "tabs",
    "activeTab",
    "scripting",
    "https://scribeit.io/*"
  ],
  "icons": {
    "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "commands": {
    "convert-current-download": {
      "suggested_key": {
        "default": "Alt+Shift+O"
      },
      "description": "Convert the recently downloaded file with Scribe"
    }
  }
}