Better Google Docs Dark Mode

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Better Google Docs Dark Mode",
  "manifest_version": 3,
  "version": "1.1",
  "description": "Reduce brightness on google docs",
  "content_scripts": [
    {
      "matches": [
        "https://docs.google.com/*"
      ],
      "js": [
        "inject.js"
      ]
    }
  ],
  "icons": {
    "16": "icons/16.png",
    "48": "icons/48.png",
    "128": "icons/128.png"
  }
}