Examine source code of HireFast

{
  "manifest_version": 3,
  "name": "HireFast",
  "description": "Automate your job applications on LinkedIn with AI assistance.",
  "version": "1.2.0",
  "icons": {
    "16": "icons/logo16.png",
    "48": "icons/logo48.png",
    "128": "icons/logo128.png"
  },
  "permissions": [
    "storage",
    "activeTab",
    "scripting",
    "tabs"
  ],
  "host_permissions": [
    "https://www.linkedin.com/*",
    "http://hirefast.local/*",
    "https://hirefast.me/*"
  ],
  "options_ui": {
    "page": "login.html",
    "open_in_tab": true
  },
  "background": {
    "service_worker": "background.js",
    "scripts": [
      "background.js"
    ],
    "preferred_environment": [
      "service_worker",
      "document"
    ]
  },
  "action": {
    "default_icon": {
      "16": "icons/logo16.png",
      "48": "icons/logo48.png"
    },
    "default_title": "HireFast",
    "default_popup": "popup.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "info@hirefast.me",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "websiteContent",
          "personallyIdentifyingInfo"
        ],
        "optional": [
          "browsingActivity"
        ]
      }
    }
  }
}