Examine source code of FoxHome

{
  "manifest_version" : 3 ,
  "name" : "FoxHome",
  "version" : "1.0.7",
  "description" : "把新标签页和主页变成自己的起始页：搜索框、常用快捷方式（按浏览历史自动补充）、最近浏览卡片。数据只在你的电脑上流转，不发送到任何服务器。",
  "browser_specific_settings": {
    "gecko": {
      "id": "foxhome@local",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": [
          "browsingActivity"
        ]
      }
    }
  },
  "icons" : {
    "16" : "icons/icon-16.png",
    "32" : "icons/icon-32.png",
    "48" : "icons/icon-48.png",
    "96" : "icons/icon-96.png",
    "128" : "icons/icon-128.png"
  },
  "permissions" : [
    "history" 
  ],
  "chrome_url_overrides" : {
    "newtab" : "index.html"
  },
  "chrome_settings_overrides" : {
    "homepage" : "index.html"
  }
}