Examine source code of Nusoft Security

{
  "manifest_version": 3,
  "name": "Nusoft Security",
  "version": "5.9.8.2",
  "description": "在瀏覽器中生成標準 TOTP 驗證碼。",
  "permissions": [
    "activeTab",
    "storage"
  ],
  "host_permissions": [
    "<all_urls>",
    "file://*/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "action": {
    "default_title": "Nusoft Security",
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>",
        "file://*/*"
      ],
      "js": [
        "vendor/jsQR.min.js",
        "content_script.js"
      ],
      "run_at": "document_start",
      "all_frames": true,
      "match_about_blank": true
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "vendor/jsQR.min.js"
      ],
      "matches": [
        "<all_urls>",
        "file://*/*"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "Nusoft-Security@SuKent17",
      "strict_min_version": "109.0"
    }
  }
}