Examine source code of PoE2 Trade Copy Button

{
  "manifest_version": 3,
  "name": "PoE2 Trade Copy Button",
  "version": "2.4",
  "description": "Adds a copy button next to PoE2 trade items. Similar in style to the PoE1 GGG button.",
  "content_scripts": [
    {
      "matches": [
        "*://*.pathofexile.com/trade2*"
      ],
      "js": [
        "content.js"
      ],
      "css": [
        "styles.css"
      ]
    }
  ],
  "permissions": [
    "clipboardWrite"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "poe2-trade-copy@blitz54.github.io",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "collects_personal_data": false,
        "collects_location_data": false,
        "collects_financial_data": false,
        "collects_health_data": false,
        "collects_authentication_info": false,
        "collects_contacts": false,
        "collects_browsing_history": false,
        "collects_search_history": false,
        "collects_identifiers": false
      }
    }
  }
}