API Evangelist enhancements for Tickitto API

overlay: 1.0.0
info:
  title: API Evangelist enhancements for Tickitto API
  version: 1.0.0
extends: openapi/tickitto-openapi-original.json
actions:
- target: $.info
  update:
    x-apievangelist-provider: tickitto
    x-api-host: https://tickitto.tech
    x-base-path: /api
    x-agent-ready: true
    description: >-
      Tickitto B2B ticketing marketplace API. Search event inventory, fetch real-time availability
      (returns a Ticket Selection Widget URL), build and check out baskets, and receive supplier
      webhooks. JSON over HTTPS, authenticated with an API key in the `key` header.
- target: $.servers
  update:
  - url: https://tickitto.tech/api
    description: Production
  - url: https://dev.tickitto.tech/api
    description: Development / sandbox
- target: $
  update:
    x-conventions:
      auth: api-key header 'key'
      pagination: offset (skip/limit) + sort_by
      request_tracing: X-Correlation-ID on every operation
      idempotency: none-documented
      error_envelope: ErrorBody { request_id, detail[] }