Examine source code of Dev Helper code

{
  "manifest_version": 2,
  "name": "Dev Helper",
  "version": "1.0",
  "description": "A simple tool to assist developers with JSON formatting, color conversion, and quick code editing.",
  "icons": {
    "48": "icon.png"
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": "icon.png"
  },
  "permissions": [],
  "browser_specific_settings": {
    "gecko": {
      "id": "{81dc6420-a7eb-4dcf-89ef-eede3d664b49}"
    }
  }
}