Examine source code of Video Speed Deluxe

{
  "manifest_version": 3,
  "name": "Video Speed Deluxe",
  "version": "6.2",
  "description": "Steuere global die Wiedergabegeschwindigkeit und Loops von Videos, auch in iFrames – inklusive Zeitberechnung.",
  "permissions": [
    "storage",
    "tabs"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "icons": {
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png",
    "512": "icons/icon-512.png"
  },
  "action": {
    "default_icon": {
      "16": "icon-16.png",
      "32": "icon-32.png",
      "48": "icon.png"
    },
    "default_title": "Video Speed Deluxe",
    "default_popup": "popup.html"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "henriklamm19@gmail.com1",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "all_frames": true,
      "js": [
        "content.js"
      ],
      "run_at": "document_end"
    }
  ]
}