Document RateLimit's RemoteAddr-by-default keying and WithTrustedProxies, and
that WithMaxResponseBody returns ErrResponseTooLarge rather than truncating.
README: add PATCH, NewFormRequest, CORS, RateLimit, MaxBodySize,
Timeout, WriteJSON/WriteError, request ID propagation, response body
limit, and custom 404 handler examples. CLAUDE.md: document new
architecture details for all added components.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Add server package description, component table, and usage example to
README. Document server architecture, middleware chain, and test
conventions in CLAUDE.md.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
