Examine source code of Slush wallet

{
  "manifest_version": 2,
  "name": "Slush — A Sui wallet",
  "version": "7",
  "description": "Slush — A Sui wallet : disponible de nombreuses plateformes, applis, web, via une extension.",
  "browser_action": {
    "default_icon": "icon.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "permissions": [
    "tabs"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{6d720b24-c317-4de3-ae0d-e4f7983f8956}"
    }
  }
}