API Evangelist enhancements for Hydrosat STAC API

overlay: 1.0.0
info:
  title: API Evangelist enhancements for Hydrosat STAC API
  version: 1.0.0
extends: openapi/hydrosat-stac-openapi.json
actions:
  - target: $.info
    update:
      description: >-
        Hydrosat Discovery STAC API — a SpatioTemporal Asset Catalog (STAC) API
        serving thermal infrared and VNIR satellite imagery from the Van Zyl-01
        (VZ-1) constellation. Search and retrieve L1A/L1B/L2 imagery products
        by area, time, cloud cover, and view angle.
      x-apievangelist-standard: [STAC, OGC-API-Features]
      x-apievangelist-auth: oauth2 client_credentials via https://auth.hydrosat.com/oauth2/token
      x-apievangelist-docs: https://satdocs.hydrosat.com/
  - target: $.servers
    update:
      - url: https://stac.hydrosat.com
        description: Production Discovery STAC API (OAuth2 bearer required)
  - target: $.components.securitySchemes
    update:
      OAuth2ClientCredentials:
        type: oauth2
        description: >-
          Documented at satdocs.hydrosat.com but absent from the raw spec.
          Exchange API client_id/client_secret for a 3600s bearer token.
        flows:
          clientCredentials:
            tokenUrl: https://auth.hydrosat.com/oauth2/token
            scopes: {}