Keep status pills inline and show tooltips only on overflow

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

frontend/lib/widgets/status_badge.dart

@@ -40,6 +40,9 @@ class StatusBadge extends StatelessWidget {
       ),
       child: Text(
         label,
+        maxLines: 1,
+        softWrap: false,
+        overflow: TextOverflow.ellipsis,
         style: theme.textTheme.labelSmall?.copyWith(color: fg),
       ),
     );