How a QA handoff turned into a weekend rabbit hole and eventually an open-source library Tags: java, opensource, http, curl, backend The Slack message that started it all It's 4:47 PM on a Thursday. QA drops this in the channel: curl -X POST https://api.internal.example.com/orders \ -H 'Content-Type: application/json' \ -H 'Authorization: Bearer eyJhbGciOiJIUzI1NiIs...' \ -H 'X-Trace-Id: 8f14e45f' \ -d '{"sku":"A-1001","count":2,"...