Examine source code of Worculator — Activity Helper

{
  "manifest_version": 3,
  "name": "Worculator — Activity Helper",
  "version": "0.2.7",
  "description": "Sends tab hostname, title and a short excerpt to the Worculator desktop app so it can it can show what you actually worked on.",
  "permissions": [
    "tabs",
    "storage",
    "scripting",
    "alarms"
  ],
  "host_permissions": [
    "http://127.0.0.1:17529/*",
    "<all_urls>"
  ],
  "background": {
    "service_worker": "background.js",
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "exclude_matches": [
        "http://127.0.0.1:17529/*",
        "http://localhost:17529/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_end"
    }
  ],
  "action": {
    "default_popup": "popup.html",
    "default_title": "Worculator",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png",
      "48": "icons/icon-48.png",
      "128": "icons/icon-128.png"
    }
  },
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "sankalp.kashiv@shriekglobal.com",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "browsingActivity",
          "websiteContent"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  }
}