A selected filter chip is outlined; the loading cup waits 450 ms before it
shows; Back on 홈 asks before leaving; long lists offer a button back to the
top; AnimatedContent no longer animates its own size, which made sideways
moves drift diagonally.
Agent: main (opus), implementer (sonnet) for Chips.kt and ExitConfirmDialog.kt
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
