Examine source code of Discord Token Extrator

{
  "manifest_version": 2,
  "name": "Discord Quests Token Extractor",
  "version": "1.0",
  "description": "Extrai o token do Discord e faz uma requisição à API de quests.",
  "permissions": [
    "activeTab",
    "clipboardWrite",
    "storage",
    "*://*.discord.com/*",
    "https://discord.com/api/*"
  ],
  "browser_action": {
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.discord.com/*"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "icon": {
    "48": "/home/ursoreal/Documentos/extensao/icon.jpg",
    "96": "/home/ursoreal/Documentos/extensao/icon.jpg"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{e362b5b6-0b02-4447-b62d-91684f3a4e34}"
    }
  }
}