Examine source code of Blocker GPT

{
  "manifest_version": 3,
  "name": "Blocker GPT",
  "version": "0.5.0",
  "description": "Blocker GPT full beta with stronger ad blocking, popup protection and settings.",
  "browser_specific_settings": {
    "gecko": {
      "id": "blockergpt@example.com"
    }
  },
  "permissions": [
    "storage",
    "declarativeNetRequest"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "declarative_net_request": {
    "rule_resources": [
      {
        "id": "ads",
        "enabled": true,
        "path": "rules.json"
      }
    ]
  },
  "options_ui": {
    "page": "settings.html",
    "open_in_tab": true
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ]
}