Nucona: Free tips and cash back on groceries

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 3,
  "name": "Nucona: Free tips and cash back on groceries",
  "short_name": "nucona",
  "description": "Get health tips and earn cash back when you shop for groceries online.",
  "key": "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAitczJ+e2F5f6O/Vg6n/UKpJJMqN90+8ARD+7TNLKP7GbqqZWMzsYWggquP3Q+BT1HNj+TRLeHz4j9Kpubp2EJkNyxlRVXyCPyQG6Xqz4B9K982aw4qe57ouJmZ/K4w+UZ97LzAWSeG/VJTJXv120Iq7wY3Y6VdRoa24V+DIoHX2HWjrGKFQvBTgscS+NCN0jbjKEVCc04vKb8Mwd1dIwPL5oXbRQdFMlZEHV9HtjYzD0B3FiH+UD/zL5ZEEY2Ji65mB+ZDWlVg1M6PpZv/wIFDnKkrcAkl4IkmhFNfpPLBc10XTkWUdVv1WTk5RwCN1kpUiqL/NoUJgHz3MsW+iE6wIDAQAB",
  "action": {
    "default_title": "Nucona: Free tips and cash back on groceries",
    "default_popup": "index.html",
    "default_icon": {
      "16": "/icon-16x16.png",
      "24": "/icon-24x24.png",
      "32": "/icon-32x32.png"
    }
  },
  "icons": {
    "16": "/icon-16x16.png",
    "32": "/icon-32x32.png",
    "48": "/icon-48x48.png",
    "128": "/icon-128x128.png"
  },
  "permissions": [
    "storage",
    "webRequest",
    "unlimitedStorage"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://www.walmart.com/*"
      ],
      "css": [
        "content-script.css"
      ],
      "js": [
        "content-script-walmart.js"
      ],
      "run_at": "document_end"
    }
  ],
  "background": {
    "service_worker": "background.js"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "bulb.png",
        "present.png",
        "well-done.png",
        "cycle-completed.png",
        "coins.png",
        "watch.png",
        "calendar.png",
        "icon-128x128.png",
        "icon-negative-128x128.png",
        "icon-white-128x128.png"
      ],
      "matches": [
        "https://www.walmart.com/*"
      ]
    }
  ],
  "version": "1.70.0",
  "version_name": "v1.70.0",
  "externally_connectable": {
    "matches": [
      "https://admin.nucona.org/*",
      "https://app.nucona.org/*"
    ]
  },
  "host_permissions": [
    "https://www.walmart.com/",
    "https://admin.nucona.org/",
    "https://app.nucona.org/"
  ]
}