{
  "openapi": "3.0.2",
  "info": {
    "title": "Root server with URL variables",
    "version": "2.0.0"
  },
  "servers": [
    {
      "url": "{BASE_URI}/api",
      "description": "Development server",
      "variables": {
        "BASE_URI": {
          "default": "https://api.example.com",
          "description": "Server base URI"
        }
      }
    }
  ],
  "paths": {
    "/primary-domain/works": {
      "get": {
        "operationId": "get_authorize",
        "summary": "Should keep the same domain",
        "responses": {
          "201": {
            "description": "Null response"
          }
        }
      }
    }
  }
}