openapi: "3.0.3"
info:
  title: Service
  description: Service responsible for being a service
  version: "1.0"
servers:
  - url: http://localhost:8080
    description: local server
  - url: https://staging-server.example.com
    description: staging server
  - url: https://prod-server.example.com
    description: production server

paths:
  /v1/endpoint:
    $ref: "./api/v1/service.yaml#/~services"

Usage:

Client.configure do |config|
  config.access_token = @http_token
  config.server_index = 2
end