4chan expand

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 3,
  "name": "4chan expand",
  "description": "auto expand image on 4chan",
  "version": "1.0.3",
  "content_scripts": [
    {
      "matches": [
        "https://boards.4chan.org/*/thread/*",
        "https://boards.4channel.org/*/thread/*"
      ],
      "js": [
        "e.js"
      ]
    }
  ],
  "icons": {
    "128": "i.png"
  }
}