Examine source code of Copy Shopee

{
  "name": "Copy Shopee",
  "description": "複製蝦皮拍賣的短網址。",
  "version": "1.25",
  "permissions": [
    "activeTab",
    "tabs",
    "clipboardWrite"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "browser_action": {
    "default_title": "複製蝦皮拍賣的短網址。"
  },
  "icons": {
    "1200": "image.png"
  },
  "manifest_version": 2,
  "browser_specific_settings": {
    "gecko": {
      "id": "{3b7e1621-711d-4c36-8c88-3a8678561f6c}"
    }
  }
}