Examine source code of MyPerfectJobApplication

{
  "manifest_version": 2,
  "name": "MyPerfectJobApplication",
  "version": "15.0.1",
  "description": "Tailor your CV to match job descriptions instantly.",
  "browser_specific_settings": {
    "gecko": {
      "id": "myperfectjobapplication@david.dev",
      "strict_min_version": "109.0"
    }
  },
  "permissions": [
    "activeTab",
    "downloads",
    "cookies",
    "storage",
    "tabs",
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "sidebar_action": {
    "default_panel": "popup/popup.html",
    "default_title": "MyPerfectJobApplication Sidebar"
  },
  "browser_action": {
    "default_title": "Open MyPerfectJobApplication Sidebar",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png"
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png",
    "256": "icons/icon256.png"
  },
  "content_scripts": [
    {
      "matches": [
        "https://myperfectjobapplication.com/*",
        "https://www.myperfectjobapplication.com/*"
      ],
      "js": [
        "callback.js"
      ],
      "run_at": "document_idle"
    }
  ]
}