Examine source code of Remove Shorts

{
  "manifest_version": 2,
  "name": "NoShorts",
  "version": "1.4.1",
  "description": "Removes Youtube Shorts from pages.",
  "permissions": [
    "storage"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{ed0f5227-b71d-4b61-b288-60d24f229292}",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "icons": {
    "48": "icons/noShorts-48.png",
    "96": "icons/noShorts-96.png",
    "128": "icons/noShorts-128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "https://*.youtube.com/*"
      ],
      "js": [
        "noShorts.js"
      ]
    }
  ]
}