Fixes CI fmt check failure — rustfmt wants multi-line assert_eq! for long struct literals and the varint roundtrip assertion. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Fixes CI fmt check failure — rustfmt wants multi-line assert_eq! for long struct literals and the varint roundtrip assertion. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>