Twitter's "For you" is not for me

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 3,
  "name": "Twitter's \"For you\" is not for me",
  "version": "1.0.1",
  "description": "Twitter Web App を開いた際に自動で「フォロー中」タブを選択し、「おすすめ」タブは非表示にします。",
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "author": "Y-dash",
  "content_scripts": [
    {
      "matches": [
        "*://twitter.com/*",
        "*://x.com/*"
      ],
      "css": [
        "styles/content.css"
      ],
      "js": [
        "scripts/content.js"
      ],
      "run_at": "document_end"
    }
  ],
  "host_permissions": [
    "*://twitter.com/*",
    "*://x.com/*"
  ]
}