Examine source code of Auto close tabs 2

{
  "manifest_version": 3,
  "name": "Tab Auto-Closer",
  "version": "1.0",
  "description": "Automatically closes tabs whose address matches URL patterns you define.",
  "browser_specific_settings": {
    "gecko": {
      "id": "tab-auto-closer@rgupta.dev",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  },
  "permissions": [
    "tabs",
    "storage"
  ],
  "background": {
    "scripts": [
      "rules.js",
      "background.js"
    ]
  },
  "options_ui": {
    "page": "options.html",
    "open_in_tab": false
  },
  "icons": {
    "48": "icon.svg",
    "96": "icon.svg"
  }
}