Load server configuration

moneymgr_mobile/lib/widgets/full_screen_error.dart

@@ -0,0 +1,49 @@
+import 'package:flutter/material.dart';
+
+class FullScreenError extends StatelessWidget {
+  final String message;
+  final String error;
+  final List<Widget>? actions;
+
+  const FullScreenError({
+    super.key,
+    required this.message,
+    required this.error,
+    this.actions,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(title: Text("Error")),
+      body: Padding(
+        padding: const EdgeInsets.all(8.0),
+        child: Column(
+          mainAxisAlignment: MainAxisAlignment.center,
+          children: [
+            Card(
+              elevation: 2,
+              color: Colors.red,
+              child: Padding(
+                padding: const EdgeInsets.all(8.0),
+                child: Column(
+                  children: [
+                    Text(
+                      message,
+                      style: TextStyle(color: Colors.white, fontSize: 20),
+                    ),
+                    Text(error, style: TextStyle(color: Colors.white)),
+                  ],
+                ),
+              ),
+            ),
+            Row(
+              mainAxisAlignment: MainAxisAlignment.center,
+              children: actions ?? [],
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+}