Examine source code of Bajeczki Org Fix

{
  "description": "Naprawia strone Bajeczki.org",
  "manifest_version": 2,
  "name": "BajeczkiOrgFix",
  "version": "1.0",
  "icons": {
    "48": "icons/bajeczkiorgfix-48.png"
  },
  "permissions": [
    "activeTab"
  ],
  "content_scripts": [
    {
      "matches": [
        "*://*.bajeczki.org/*"
      ],
      "js": [
        "main.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{dabd0eba-4b48-4600-b785-a2115f5a89f4}"
    }
  }
}