Examine source code of iManageOrders

{
  "name": "iManageOrders",
  "manifest_version": 3,
  "version": "1.3",
  "description": "Effortlessly transfer address details from the iManageds dashboard to the Amazon delivery address page with ease.",
  "icons": {
    "16": "icons/icon.png",
    "32": "icons/icon.png",
    "48": "icons/icon.png",
    "64": "icons/icon.png",
    "128": "icons/icon.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{4eae8b5b-53c2-49e4-84a1-d27d82d12c7a}"
    }
  },
  "permissions": [
    "activeTab",
    "clipboardWrite",
    "clipboardRead"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://www.amazon.co.uk/*"
      ],
      "js": [
        "paste.js"
      ],
      "run_at": "document_end"
    },
    {
      "matches": [
        "https://imanageds.com/*"
      ],
      "js": [
        "copy.js"
      ]
    },
    {
      "matches": [
        "https://www.amazon.co.uk/*"
      ],
      "js": [
        "copyDetails.js"
      ]
    },
    {
      "matches": [
        "https://imanageds.com/*"
      ],
      "js": [
        "pasteDetails.js"
      ],
      "run_at": "document_end"
    }
  ]
}