- RouteMapThumbnail: Color route segments per day with alternating colors
when dayBreaks are present, pass through from route detail page
- overnight.test.ts: 6 tests for isOvernight/setOvernight with Y.Doc
- daybreaks-extraction.test.ts: 3 tests for GPX → dayBreaks index extraction
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
