Examine source code of Gematria Assistant

{
  "manifest_version": 3,
  "name": "Gematria Assistant",
  "version": "1.0.3",
  "description": "Calculate and compare gematria values in real-time.",
  "browser_specific_settings": {
    "gecko": {
      "id": "dev@gematria-assistant.com",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "collection_policy": "none",
        "third_party_data_sharing": false,
        "description": "This extension calculates Gematria locally in the popup. No data is collected or transmitted."
      }
    }
  },
  "action": {
    "default_popup": "popup.html",
    "default_icon": "icon128.png"
  },
  "icons": {
    "128": "icon128.png"
  },
  "permissions": [
    "storage"
  ]
}