Examine source code of DevPrep Tracker

{
  "manifest_version": 2,
  "name": "DevPrep Tracker",
  "version": "2.0.0",
  "description": "Professional Java/Spring Boot interview prep planner with calendar, custom domains, goals and progress tracking.",
  "author": "Viraj",
  "icons": {
    "48": "icons/icon48.png",
    "96": "icons/icon96.png"
  },
  "browser_action": {
    "default_popup": "popup/popup.html",
    "default_icon": {
      "48": "icons/icon48.png"
    },
    "default_title": "DevPrep Tracker"
  },
  "background": {
    "scripts": [
      "background/background.js"
    ]
  },
  "permissions": [
    "storage",
    "alarms",
    "notifications",
    "unlimitedStorage"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "devprep-tracker-viraj@mozilla-extension",
      "strict_min_version": "128.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  }
}