Examine source code of Downloader for Instagram™

{
  "short_name": "Downloader",
  "name": "Downloader for Instagram™",
  "description": "Download original (high resolution) image, video, reels, story and highlight for Instagram™ with one click, free and unlimited.",
  "version": "3.1.7",
  "author": "Faruk Cepni",
  "manifest_version": 3,
  "permissions": [
    "storage",
    "contextMenus"
  ],
  "host_permissions": [
    "https://www.instagram.com/*",
    "https://i.instagram.com/*",
    "https://*.fbcdn.net/*",
    "https://*.cdninstagram.com/*"
  ],
  "icons": {
    "16": "assets/img_16.png",
    "20": "assets/img_20.png",
    "24": "assets/img_24.png",
    "32": "assets/img_32.png",
    "48": "assets/img_48.png",
    "64": "assets/img_64.png",
    "128": "assets/img_128.png",
    "256": "assets/img_256.png",
    "512": "assets/img_512.png"
  },
  "content_scripts": [
    {
      "js": [
        "content_scripts.bundle.js"
      ],
      "matches": [
        "https://*.instagram.com/*"
      ]
    }
  ],
  "action": {
    "default_popup": "popup.html"
  },
  "background": {
    "scripts": [
      "background.bundle.js"
    ],
    "type": "module"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{64b6e993-27a4-494c-8173-3ace9a4b30c5}"
    }
  },
  "options_ui": {
    "page": "popup.html",
    "browser_style": false
  }
}