Examine source code of File explorer

{
  "name": "File Explorer",
  "version": "0.1.5",
  "manifest_version": 3,
  "description": "Transform local folders and directory listings into a powerful file browser with search, filters, previews & shortcuts.",
  "icons": {
    "16": "assets/icons/icon-16x16.png",
    "32": "assets/icons/icon-32x32.png",
    "48": "assets/icons/icon-48x48.png",
    "128": "assets/icons/icon-128x128.png"
  },
  "action": {
    "default_title": "files-explorer"
  },
  "author": "muh.ozair@gmail.com",
  "background": {
    "scripts": [
      "service-worker-loader.js"
    ],
    "type": "module"
  },
  "web_accessible_resources": [
    {
      "matches": [
        "<all_urls>",
        "file:///*"
      ],
      "resources": [
        "assets/*",
        "pages/*"
      ]
    },
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "resources": [
        "assets/Inter-Bold-BwjTkqu6.ttf",
        "assets/Inter-ExtraBold-CD6gQVl_.ttf",
        "assets/Inter-Regular-CKX1N0ak.ttf",
        "assets/Inter-SemiBold-DtdDzxp6.ttf",
        "assets/analytics-BNeaJv-M.js",
        "assets/main.tsx-B2pZeB03.js",
        "assets/main-bXSJdZTJ.css"
      ]
    }
  ],
  "commands": {
    "_execute_action": {
      "suggested_key": {
        "default": "Alt+Shift+F"
      },
      "description": "Open file Explorer"
    }
  },
  "permissions": [
    "activeTab",
    "scripting",
    "storage"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "muh.ozair@gmail.com"
    }
  }
}