Examine source code of 1337.kiwi

{
  "manifest_version": 3,
  "default_locale": "de",
  "name": "__MSG_extName__",
  "version": "1.3.5",
  "description": "__MSG_extDescription__",
  "homepage_url": "https://1337.kiwi",
  "action": {
    "default_title": "__MSG_commandShorten__",
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/16.png",
      "32": "icons/32.png",
      "48": "icons/48.png",
      "128": "icons/128.png"
    }
  },
  "icons": {
    "16": "icons/16.png",
    "32": "icons/32.png",
    "48": "icons/48.png",
    "128": "icons/128.png"
  },
  "options_ui": {
    "page": "options.html",
    "open_in_tab": false
  },
  "permissions": [
    "activeTab",
    "storage"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "flatlink-4f4efc62711f@instanz",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  },
  "commands": {
    "_execute_action": {
      "suggested_key": {
        "default": "Alt+Shift+K"
      },
      "description": "__MSG_commandShorten__"
    }
  },
  "host_permissions": [
    "https://1337.kiwi/*"
  ]
}