working time

lib/widgets/loading.dart

@@ -0,0 +1,14 @@
+import "package:flutter/material.dart";
+
+class Loading extends StatelessWidget {
+  final double? height;
+  const Loading({this.height, super.key});
+
+  @override
+  Widget build(BuildContext context) => Center(
+    child: Padding(
+      padding: EdgeInsets.all(16),
+      child: SizedBox(height: height, child: CircularProgressIndicator()),
+    ),
+  );
+}