Examine source code of Shop-Alarm

{
  "manifest_version": 3,
  "name": "Shop-Alarm",
  "version": "3.4.2.0",
  "author": "Benjamin Wozniak",
  "description": "Shop-Alarm erkennt automatisch Partner-Shops, bei denen man mit einem Klick ohne Mehrkosten helfen kann.",
  "default_locale": "de",
  "icons": {
    "19": "data/img/icon19.png",
    "32": "data/img/icon32.png",
    "128": "data/img/icon128.png"
  },
  "background": {
    "scripts": [
      "data/js/background.js"
    ]
  },
  "action": {
    "default_title": "Shop-Alarm",
    "default_icon": {
      "19": "data/img/icon19.png",
      "32": "data/img/icon32.png",
      "128": "data/img/icon128.png"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "css": [
        "data/css/style.css"
      ],
      "js": [
        "data/js/jquery-3.3.1.min.js",
        "data/js/mustache.min.js",
        "data/js/popup.js",
        "data/js/settings.js",
        "data/js/google_search.js",
        "data/js/content_script.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "@Shop-Alarm",
      "strict_min_version": "121.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  },
  "web_accessible_resources": [
    {
      "resources": [
        "data/img/*",
        "data/css/*",
        "data/html/*"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "permissions": [
    "storage"
  ],
  "host_permissions": [
    "https://www.bildungsspender.org/shopalarm/*",
    "https://www.bildungsspender.org/images/organisation/logo/*",
    "https://www.bildungsspender.de/*",
    "https://www.wecanhelp.de/*"
  ]
}