xfy c74de5f151 Add debug logging and fix gridHeightPx derivedStateOf state tracking
gridHeightPx changed from derivedStateOf to direct computation because
derivedStateOf cannot track non-State local variable changes, causing
gridHeightPx to not update when rowHeightPx transitions from 0 to measured value.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
2026-05-15 11:21:29 +08:00
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