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Changelog

[1.0.0] — 2023-03-19

First stable release.

Added

HTTP proxy with W3C traceparent + reqflow custom header injection
Span collector with in-memory and Redis-backed stores
Cross-service trace tree stitching (parent→child via parentId)
Terminal waterfall renderer with proportional timing bars
AWS X-Ray segment export (toXRayJSON, toXRayDaemonFormat)
Deterministic sampling via shouldSample
CLI: start, traces, show, export
.reqflowrc config file + env var support (REQFLOW_*)
Programmatic API via import ... from "reqflow"
GitHub Actions CI on Node 18 + 20

Fixed

Mixed-case HTTP/1.1 headers (Traceparent, X-Trace-Id) now correctly parsed
Circular parentId references in buildTree no longer cause infinite recursion