Examine source code of Calc3 Assistant

{
  "manifest_version": 3,
  "name": "Calc3 Assistant",
  "version": "1.2.0",
  "description": "A multivariable calculus assistant with symbolic computations for Chrome and Firefox.",
  "icons": {
    "16": "icons/16.png",
    "48": "icons/48.png",
    "128": "icons/128.png"
  },
  "action": {
    "default_popup": "popup.html",
    "default_icon": "icons/48.png",
    "default_title": "Calc3 Assistant"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "permissions": [
    "storage"
  ],
  "host_permissions": [
    "https://course-calculator.onrender.com/*",
    "http://localhost:5000/*"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "styles.css",
        "icons/*",
        "mathlive.min.js",
        "mathlive.min.css",
        "compute-engine.min.js"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self';"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "omarramy20005@gmail.com",
      "strict_min_version": "109.0"
    }
  }
}