1ff768e2fa
- A: create inline span when missing in refreshRoundHistory (was silently dropped) - B: updateStdDevInline also called from refreshHistoryThenCalculate - C: extract stdDevTooltipText + updateStdDevInline helpers; replace 3 call sites - D: remove margin-left: 4px and bump font-size to 12px on .std-dev-inline - E: guard against stdDev === 0 in EJS (truthy → != null)