Examine source code of Recipe Focus

{
  "manifest_version": 3,
  "name": "Recipe Focus",
  "version": "0.2.1.1",
  "description": "Just show the recipe.",
  "browser_specific_settings": {
    "gecko": {
      "id": "RecipeFocus@example.com",
      "strict_min_version": "109.0"
    }
  },
  "icons": {
    "256": "logo-256.png"
  },
  "action": {
    "default_title": "Recipe Focus",
    "default_icon": {
      "48": "pageaction-icon-48.png"
    }
  },
  "permissions": [
    "activeTab",
    "scripting"
  ],
  "background": {
    "scripts": [
      "recipefocus_background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": []
    }
  ]
}