Examine source code of RyanQuack

{
  "manifest_version": 3,
  "name": "RyanQuack",
  "version": "0.3.0",
  "description": "Fetch, display, and download your Ryanair boarding passes directly in your browser. No app needed. Privacy-focused and open source.",
  "icons": {
    "16": "icon16.png",
    "32": "icon32.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "permissions": [
    "activeTab",
    "storage",
    "cookies",
    "downloads",
    "clipboardWrite"
  ],
  "host_permissions": [
    "https://*.ryanair.com/*",
    "https://mntappbp.ryanair.com/*",
    "https://mawbp.ryanair.com/*"
  ],
  "background": {
    "scripts": [
      "assets/index.ts-ClQQpGxq.js"
    ],
    "type": "module"
  },
  "content_scripts": [
    {
      "js": [
        "assets/index.ts-loader-r-EC1LYB.js"
      ],
      "matches": [
        "https://*.ryanair.com/*"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "boardingpass@ryanquack.local",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "action": {
    "default_title": "Boarding Pass",
    "default_popup": "src/popup/popup.html"
  },
  "web_accessible_resources": [
    {
      "matches": [
        "https://*.ryanair.com/*"
      ],
      "resources": [
        "assets/browser-polyfill-D6ovI04A.js",
        "assets/index.ts-Bl3J6GDE.js"
      ],
      "use_dynamic_url": false
    }
  ]
}