Examine source code of ZenDesk Refresher

{
  "name": "ZenDesk Refresher",
  "description": "Automatically refreshes the ZenDesk Ticket Counts for the different views",
  "version": "0.1.3",
  "manifest_version": 3,
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "action": {
    "default_icon": "icon.png",
    "default_popup": "popup.html"
  },
  "icons": {
    "128": "icon.png"
  },
  "permissions": [
    "scripting",
    "webNavigation",
    "storage",
    "tabs",
    "history"
  ],
  "host_permissions": [
    "https://*.zendesk.com/agent/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "scottwillardmaxwell@pm.me"
    }
  }
}