Examine source code of VTop+

{
  "manifest_version": 3,
  "name": "VTop+",
  "short_name": "VTop+",
  "description": "An open source browser extension giving superpowers to VTOP.",
  "version": "1.1",
  "author": "Pallab Das",
  "browser_specific_settings": {
    "gecko": {
      "id": "vtopplus@example.com",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "icons": {
    "16": "assets/img/logo_transparent_enlarge.png",
    "48": "assets/img/logo_transparent_enlarge.png",
    "128": "assets/img/logo_transparent_enlarge.png"
  },
  "permissions": [
    "webRequest",
    "downloads",
    "storage",
    "tabs"
  ],
  "host_permissions": [
    "*://vtop.vit.ac.in/*",
    "*://vtopcc.vit.ac.in/vtop/*"
  ],
  "background": {
    "scripts": [
      "service_worker/background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://vtop.vit.ac.in/*",
        "*://vtopcc.vit.ac.in/vtop/*"
      ],
      "js": [
        "js/darkreader.js",
        "js/attendance.js",
        "js/marks_page.js",
        "js/course_page.js",
        "js/navbar.js",
        "js/da_upload.js",
        "js/da_upload_sub.js",
        "js/captcha/bitmaps.js",
        "js/captcha/captchaparser.js",
        "js/navbarcc.js",
        "js/time_table.js",
        "js/dashboard.js",
        "js/exam_schedule.js"
      ]
    }
  ],
  "web_accessible_resources": [
    {
      "matches": [
        "*://*.vit.ac.in/*"
      ],
      "resources": [
        "js/captcha/weights.json"
      ]
    }
  ],
  "action": {
    "default_title": "VTop+",
    "default_popup": "html/popup.html"
  }
}