Examine source code of Ctrl + F Plus Busque palavras

{
  "action": {
    "default_popup": "popup.html",
    "default_title": "Ctrl + F Plus"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "commands": {
    "_execute_action": {
      "description": "Abrir o Ctrl + F Plus",
      "suggested_key": {
        "default": "Ctrl+Shift+F",
        "mac": "Command+Shift+F"
      }
    }
  },
  "content_scripts": [
    {
      "js": [
        "content.js"
      ],
      "matches": [
        "<all_urls>"
      ],
      "run_at": "document_idle"
    }
  ],
  "description": "Busque múltiplas palavras na página atual com realce colorido, navegação entre resultados e atalhos.",
  "host_permissions": [
    "<all_urls>"
  ],
  "manifest_version": 3,
  "name": "Ctrl + F Plus",
  "permissions": [
    "storage",
    "scripting",
    "activeTab",
    "tabs",
    "contextMenus"
  ],
  "version": "1.4",
  "browser_specific_settings": {
    "gecko": {
      "id": "ctrlfplus@example.com",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  }
}