- Enforced strict RFC 9110 parsing for the Content‑Type header, potentially breaking non‑compliant usage
- Updated documentation: added HTTP exceptions, fixed schema example, simplified decorators example, corrected variable usage, and moved querystringParser option under routerOptions
- Various chores: ignored AI‑related files, updated sponsor URL/link, and fixed the MIT licence file
v5.7.2
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Fix for two Fastify security advisories (GHSA‑w2qp‑rph6‑63g4 and GHSA‑3m5p‑2c4r‑xxw2).
Added per‑route logging for Google Cloud Functions and introduced `Reply.prototype.mediaType` for easier content‑type handling.
Fixed trailer state clearing when removing all trailers and corrected requestCompleted handling to use null instead of undefined.