All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

[1.0.0] - Unreleased

Added

  • Initial release.
  • Ramp.Client / Ramp.TokenManager: OAuth2 client_credentials and authorization_code flows, with automatic caching, refresh, and single-flight semantics.
  • Ramp.HTTP: :httpc-based transport with exponential backoff + jitter retries, Retry-After handling, one-shot 401 refresh-and-retry, idempotency key support, and :telemetry spans.
  • Ramp.Pagination: lazy, auto-paginating Streams for every list endpoint, plus manual list_page/2 control.
  • Ramp.Poller: capped-backoff polling for deferred async tasks.
  • Ramp.Error: one normalized exception type across every failure mode, with classification predicates (not_found?/1, rate_limited?/1, etc).
  • Ramp.Webhooks / Ramp.Webhooks.Handler: constant-time HMAC-SHA256 signature verification with replay protection, and ergonomic per-event dispatch.
  • Full resource coverage: Accounting, AuditLogs, Bills, Business, Cards, Cashbacks, Departments, Entities, Limits, Locations, Merchants, Reimbursements, SpendPrograms, Statements, Transactions, Users, Vendors, WebhookSubscriptions.