Examine source code of IGID Resolver

{
  "manifest_version": 3,
  "name": "IG Identity Resolver",
  "version": "1.0.0",
  "description": "Instantly resolve Instagram usernames to numeric IDs and vice versa. View follower stats and profile info.",
  "permissions": [],
  "host_permissions": [
    "*://*.instagram.com/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "action": {
    "default_popup": "popup.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "ig-resolver@androbeet",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  }
}