Backup WhatsApp Chats

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 3,
  "name": "Backup WhatsApp Chats",
  "description": "Downloads a backup of your WhatsApp chats",
  "version": "2.4.0.0",
  "background": {
    "service_worker": "js/checkLicense.js"
  },
  "action": {
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "https://web.whatsapp.com/*"
      ],
      "js": [
        "js/jszip.min.js",
        "js/cs.js",
        "js/FileSaver.js",
        "js/injectedWA.js"
      ],
      "css": [
        "css/spinkit.css"
      ]
    }
  ],
  "permissions": [
    "storage",
    "identity"
  ],
  "host_permissions": [
    "https://web.whatsapp.com/",
    "https://www.googleapis.com/",
    "https://chatsavers.org/"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "js/lodash.js",
        "js/jszip.min.js",
        "js/injectedWA.js",
        "js/moment-with-locales.js",
        "js/FileSaver.js",
        "css/spinkit.css",
        "css/wa_layout.css",
        "imgs/*"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "externally_connectable": {
    "matches": [
      "*://*.whatsapp.com/*",
      "*://*.whatsapp.net/*"
    ]
  },
  "icons": {
    "128": "imgs/icon3.png"
  }
}