Netflix Jumpscare Notifier

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 3,
  "name": "Netflix Jumpscare Notifier",
  "description": "It will notify you 5 seconds before jumpscare comes",
  "version": "0.0.2",
  "background": {
    "service_worker": "/background.js"
  },
  "action": {
    "default_icon": "icon.png",
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "https://*.netflix.com/*"
      ],
      "js": [
        "inject.js"
      ],
      "all_frames": true
    }
  ],
  "web_accessible_resources": [
    {
      "matches": [
        "https://*.netflix.com/*"
      ],
      "resources": [
        "content-injected.js"
      ]
    }
  ],
  "host_permissions": [
    "https://*.netflix.com/*"
  ],
  "permissions": [
    "tabs",
    "storage"
  ]
}