Examine source code of Block YouTube Shorts

{
  "manifest_version": 2,
  "name": "Remove Youtube Shorts",
  "version": "1.1.2",
  "description": "Removes Youtube Shorts from your feed",
  "icons": {
    "48": "icons/FINAL-48.png",
    "96": "icons/FINAL-96.png"
  },
  "content_scripts": [
    {
      "run_at": "document_end",
      "matches": [
        "*://*.youtube.com/*"
      ],
      "js": [
        "NoShorts.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "NoShorts@NoShorts.com"
    }
  }
}