Examine source code of MSP Engagement

{
  "name": "MSP Engagement",
  "description": "Browser extension used for MSPs to capture engagement activity.",
  "author": "Copyright © 2023 Zorus Inc.",
  "version": "3.1.1",
  "manifest_version": 2,
  "permissions": [
    "tabs",
    "idle",
    "webRequest",
    "nativeMessaging"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "msp-engagement@zorustech.com",
      "strict_min_version": "69.0"
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "icons": {
    "16": "icons/16.png",
    "32": "icons/32.png",
    "48": "icons/48.png",
    "128": "icons/128.png"
  }
}