Examine source code of Scene Summary Pop-up

{
  "manifest_version": 2,
  "name": "Scene Summary Pop-up",
  "version": "1.0.0",
  "description": "Tóm tắt nhanh 10–30s nội dung phụ đề vừa xem trong video.",
  "permissions": [
    "storage",
    "activeTab"
  ],
  "browser_action": {
    "default_title": "Scene Summary",
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "scene-summary-popup@example.com",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}