Examine source code of SnapLink

{
  "manifest_version": 3,
  "name": "SnapLink",
  "version": "1.0.1",
  "description": "Share links, text and images between your phone and PC instantly",
  "permissions": [
    "activeTab",
    "notifications",
    "clipboardWrite",
    "storage"
  ],
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icon-16.png",
      "48": "icon-48.png",
      "128": "icon-128.png"
    }
  },
  "background": {
    "scripts": [
      "crypto.js",
      "background.js"
    ]
  },
  "icons": {
    "16": "icon-16.png",
    "48": "icon-48.png",
    "128": "icon-128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "snaplink@natnaelfisseha.16.gmail.com",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "web_accessible_resources": [
    {
      "resources": [
        "crypto.js"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ]
}