W.Beautifier

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 3,
  "name": "W.Beautifier",
  "description": "Beautify Whatsapp™ Web by changing wallpaper and background.",
  "version": "6.1.0",
  "icons": {
    "128": "/res/icon.png"
  },
  "background": {
    "service_worker": "background.js"
  },
  "permissions": [
    "tabs",
    "storage",
    "unlimitedStorage"
  ],
  "content_scripts": [
    {
      "run_at": "document_end",
      "matches": [
        "https://web.whatsapp.com/*"
      ],
      "js": [
        "/lib/jquery.js",
        "display.js",
        "menu.js",
        "imageHandler.js"
      ],
      "css": [
        "display.css",
        "menu.css"
      ]
    }
  ],
  "action": {
    "default_icon": {
      "19": "/res/icon-19.png",
      "38": "/res/icon-38.png"
    },
    "default_popup": "popup.html",
    "default_title": "change the wallpaper"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "/res/icon-38-white.png",
        "/res/change_wallpaper.png",
        "/res/change_background.png",
        "/res/default_mode.png",
        "/res/cover_mode.png",
        "/res/contain_mode.png",
        "/res/change_horizontal.png",
        "/res/change_vertical.png"
      ],
      "matches": [
        "https://web.whatsapp.com/*"
      ]
    }
  ]
}