DredArt

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "DredArt",
  "description": "Dredark extension for pixel arts. Use any PNG and paint it using Holo!",
  "version": "1.4.2",
  "author": "I am Shrek, Kapi73#3815",
  "manifest_version": 3,
  "content_scripts": [
    {
      "matches": [
        "https://drednot.io/*",
        "https://test.drednot.io/*"
      ],
      "css": [
        "style.css"
      ],
      "js": [
        "script.js"
      ]
    }
  ],
  "background": {
    "service_worker": "background.js"
  },
  "icons": {
    "16": "img/icon16.png",
    "48": "img/icon48.png",
    "128": "img/icon128.png"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "render/index.html",
        "help.html",
        "img/hatch.png",
        "img/mosaic.png"
      ],
      "matches": [
        "https://drednot.io/*",
        "https://test.drednot.io/*"
      ]
    }
  ]
}