Examine source code of Altexport

{
  "manifest_version": 3,
  "name": "Altexport",
  "description": "Export your Altered collection to csv Numéro - Nom - Rareté - Faction - Quantité (delimiter ';') ",
  "version": "0.4",
  "icons": {
    "48": "icon/icon.png"
  },
  "host_permissions": [
    "https://altered.gg/*"
  ],
  "permissions": [
    "activeTab",
    "scripting"
  ],
  "action": {
    "default_title": "Altexport",
    "default_popup": "popup/Altexport.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{626165c4-5e23-4378-977a-0d74c144990b}",
      "strict_min_version": "100.0"
    }
  }
}