{
  "openapi": "3.0.0",
  "info": { "title": "Pet API", "version": "1.0" },
  "servers": [{ "url": "https://api.example.test" }],
  "paths": {
    "/pets": {
      "get":  { "operationId": "listPets" },
      "post": { "operationId": "createPet" }
    },
    "/pets/{id}": {
      "get": {
        "operationId": "getPet",
        "parameters": [{ "name": "id", "in": "path", "required": true, "schema": { "type": "string" } }]
      }
    }
  }
}