Roblox Catalog and Develop dropdown menu

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Roblox Catalog and Develop dropdown menu",
  "description": "This extension adds a dropdown menu to the Catalog and Develop button for easy access",
  "short name": "Roblox Dropdown Menu",
  "version": "1.18",
  "author": "CreatorOfFame",
  "icons": {
    "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "background": {
    "scripts": [
      "jquery-3.2.1.min.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "https://www.roblox.com/*",
        "https://web.roblox.com/*",
        "http://www.roblox.com/*",
        "http://web.roblox.com/*"
      ],
      "js": [
        "jquery-3.2.1.min.js",
        "myscript.js"
      ]
    }
  ]
}