WIP: Cards build optimization

lib/cards/horizontal_srack_card.dart

@@ -0,0 +1,30 @@
+part of '../main.dart';
+
+class HorizontalStackCard extends StatelessWidget {
+  final HACard card;
+
+  const HorizontalStackCard({Key key, this.card}) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    if (card.childCards.isNotEmpty) {
+      List<Widget> children = [];
+      children = card.childCards.map((childCard) => Flexible(
+          fit: FlexFit.tight,
+          child: LovelaceCard(card: childCard)
+        )
+      ).toList();
+      return IntrinsicHeight(
+        child: Row(
+          mainAxisSize: MainAxisSize.max,
+          mainAxisAlignment: MainAxisAlignment.center,
+          crossAxisAlignment: CrossAxisAlignment.stretch,
+          children: children,
+        ),
+      );
+    }
+    return Container(height: 0.0, width: 0.0,);
+  }
+
+  
+}