overlay: 1.0.0 info: title: API Evangelist enhancements for Telr Payment Gateway API version: 1.0.0 extends: openapi/telr-openapi.yml actions: - target: $.info update: x-apievangelist-enriched: '2026-07-17' x-artifacts: authentication: authentication/telr-authentication.yml conventions: conventions/telr-conventions.yml errors: errors/telr-problem-types.yml decline_codes: errors/telr-decline-codes.yml webhooks: asyncapi/telr-webhooks.yml sandbox: sandbox/telr-sandbox.yml lifecycle: lifecycle/telr-lifecycle.yml conformance: conformance/telr-conformance.yml data_model: data-model/telr-data-model.yml - target: $.info update: x-agent-ready: idempotency: false test_mode: per-transaction (test flag) auth_styles: [in-body-store-authkey, http-basic] - target: $.paths['/gateway/remote.json'].post update: x-decline-codes: errors/telr-decline-codes.yml x-test-cards: sandbox/telr-sandbox.yml - target: $.paths['/api/v1/orders'].post update: x-webhooks: asyncapi/telr-webhooks.yml x-idempotency: none-documented