Examine source code of deals365

{
  "name": "deals365",
  "description": "Get the best deals",
  "version": "1.4",
  "manifest_version": 3,
  "browser_specific_settings": {
    "gecko": {
      "id": "deals365@programmerrimon.extensions",
      "strict_min_version": "109.0"
    }
  },
  "icons": {
    "16": "img/16.png",
    "32": "img/32.png",
    "48": "img/48.png",
    "128": "img/128.png",
    "256": "img/256.png"
  },
  "action": {},
  "background": {
    "scripts": [
      "bg.js"
    ]
  },
  "content_scripts": [
    {
      "js": [
        "content.js"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "permissions": [
    "activeTab"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "style.css",
        "img/logo.png",
        "img/icon.png"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ]
}