Examine source code of Smart Tab Organizer

{
  "manifest_version": 2,
  "name": "Smart Tab Organizer",
  "version": "1.0.0",
  "description": "Automatically organize and group tabs by domain, activity, and priority with smart suggestions",
  "permissions": [
    "tabs",
    "storage",
    "activeTab",
    "sessions",
    "notifications",
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_end"
    }
  ],
  "browser_action": {
    "default_popup": "popup.html",
    "default_title": "Smart Tab Organizer",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png",
      "48": "icons/icon-48.png",
      "128": "icons/icon-128.png"
    }
  },
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  },
  "commands": {
    "organize-tabs": {
      "suggested_key": {
        "default": "Ctrl+Shift+O"
      },
      "description": "Organize tabs automatically"
    },
    "group-similar": {
      "suggested_key": {
        "default": "Ctrl+Shift+G"
      },
      "description": "Group similar tabs"
    }
  },
  "web_accessible_resources": [
    "popup.html"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{6958c160-ac5a-40f3-b399-1b3a6217a364}"
    }
  }
}