Examine source code of Logalty ClickOnce

{
  "browser_specific_settings": {
    "gecko": {
      "id": "inigo.blanco@logalty.com"
    }
  },
  "background": {
    "page": "background.html"
  },
  "description": "This extension adds support for launching ClickOnce applications from Mozilla Firefox.",
  "icons": {
    "16": "icons/logaltyclickonce-16.png",
    "32": "icons/logaltyclickonce-32.png",
    "48": "icons/logaltyclickonce-48.png",
    "64": "icons/logaltyclickonce-64.png",
    "128": "icons/logaltyclickonce-128.png"
  },
  "manifest_version": 3,
  "name": "Logalty ClickOnce",
  "options_ui": {
    "page": "options.html"
  },
  "declarative_net_request": {
    "rule_resources": [
      {
        "id": "ruleset_1",
        "enabled": true,
        "path": "rules.json"
      }
    ]
  },
  "permissions": [
    "webRequest",
    "nativeMessaging",
    "declarativeNetRequest"
  ],
  "host_permissions": [
    "http://*/*",
    "https://*/*"
  ],
  "version": "1.2.0",
  "web_accessible_resources": [
    {
      "resources": [
        "images/blank.png"
      ],
      "matches": [
        "http://*/*",
        "https://*/*"
      ]
    }
  ]
}