Examine source code of yupoo-tools

{
  "name": "又拍搬家工具",
  "short_name": "__MSG_1__",
  "description": "__MSG_3__",
  "default_locale": "en",
  "homepage_url": "https://x.yupoo.com",
  "minimum_chrome_version": "89.0.0",
  "icons": {
    "96": "images/logo@96.png",
    "128": "images/logo1@128.png"
  },
  "options_ui": {
    "open_in_tab": true,
    "page": "options.html"
  },
  "content_scripts": [
    {
      "run_at": "document_start",
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "manifest_version": 2,
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "browser_style": true,
    "default_icon": {
      "48": "images/logo@48.png",
      "96": "images/logo@96.png"
    },
    "default_title": "Yupoo"
  },
  "content_security_policy": "script-src 'self'; object-src 'self'",
  "permissions": [
    "storage",
    "webRequest",
    "webRequestBlocking",
    "contextMenus",
    "tabs",
    "notifications",
    "<all_urls>"
  ],
  "applications": {
    "gecko": {}
  },
  "version": "3.0.14",
  "browser_specific_settings": {
    "gecko": {
      "id": "{314d4f37-f4e3-4ab5-92f2-995d9ea435cc}"
    }
  }
}