Examine source code of Auto Requester

{
  "manifest_version": 3,
  "name": "Auto Requester",
  "version": "0.2",
  "description": "Automatically sends HTTP requests to configured endpoints at regular intervals (e.g. to prevent session expiration)",
  "browser_specific_settings": {
    "gecko": {
      "id": "{1e044b96-eb52-4ffd-8060-a0362642234a}",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "permissions": [
    "alarms",
    "tabs",
    "storage"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "browser-polyfill.js",
      "background.js"
    ],
    "service_worker": "background.js"
  },
  "action": {
    "default_popup": "popup.html",
    "default_title": "Auto Requester",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png",
      "48": "icons/icon-48.png",
      "128": "icons/icon-128.png",
      "256": "icons/icon-256.png",
      "512": "icons/icon-512.png"
    }
  },
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png",
    "256": "icons/icon-256.png",
    "512": "icons/icon-512.png"
  }
}