opt.: pve dashboard (#307)

lib/view/widget/row.dart

@@ -0,0 +1,25 @@
+import 'package:flutter/material.dart';
+
+final class AvgWidthRow extends StatelessWidget {
+  final List<Widget> children;
+  final double? width;
+  final double padding;
+
+  const AvgWidthRow({
+    super.key,
+    required this.children,
+    this.width,
+    this.padding = 0,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    final width =
+        ((this.width ?? MediaQuery.of(context).size.width) - padding) /
+            children.length;
+    return Row(
+      mainAxisAlignment: MainAxisAlignment.spaceAround,
+      children: children.map((e) => SizedBox(width: width, child: e)).toList(),
+    );
+  }
+}