overlay: 1.0.0
info:
  title: API Evangelist enhancements for Shawbrook — OBIE Payment Initiation (PIS)
  version: 1.0.0
extends: openapi/obie-payment-initiation-openapi.yaml
actions:
- target: $.info
  update:
    x-apievangelist-provider: shawbrook-bank
    x-apievangelist-standard: OBIE Payment Initiation API v4.0.1
    x-apievangelist-verified: false
    x-apievangelist-note: >-
      Shared OBIE Read/Write standard; not a verified Shawbrook-hosted contract.
    x-apievangelist-idempotency: x-idempotency-key on all payment POST operations
    x-apievangelist-request-signing: x-jws-signature (detached JWS)
    x-apievangelist-security-profile: FAPI 1.0 Advanced (Read/Write) + mTLS + detached JWS + PSD2 SCA