make ui at least usable throughout

frontend/lib/modules/current_trip_error_message.dart

@@ -0,0 +1,37 @@
+import 'package:anyway/structs/trip.dart';
+import 'package:auto_size_text/auto_size_text.dart';
+import 'package:flutter/material.dart';
+
+class CurrentTripErrorMessage extends StatefulWidget {
+  final Trip trip;
+  const CurrentTripErrorMessage({
+    super.key,
+    required this.trip,
+  });
+
+  @override
+  State<CurrentTripErrorMessage> createState() => _CurrentTripErrorMessageState();
+}
+
+class _CurrentTripErrorMessageState extends State<CurrentTripErrorMessage> {
+  @override
+  Widget build(BuildContext context) => Center(
+    child: Row(
+      mainAxisAlignment: MainAxisAlignment.center,
+      children: [
+        const Icon(
+          Icons.error_outline,
+          color: Colors.red,
+          size: 50,
+        ),
+        const Padding(
+          padding: EdgeInsets.only(left: 10),
+        ),
+        AutoSizeText(
+          'Error: ${widget.trip.errorDescription}',
+          maxLines: 3,
+        ),
+      ],
+    )
+  );
+}