adding missing const

frontend/lib/modules/current_trip_locations.dart

@@ -0,0 +1,53 @@
+import 'dart:async';
+
+import 'package:flutter/material.dart';
+import 'package:auto_size_text/auto_size_text.dart';
+
+import 'package:anyway/structs/trip.dart';
+
+
+List<Map<String, dynamic>> locationActions = [
+  {'name': 'Toilet', 'action': () {}},
+  {'name': 'Food', 'action': () {}},
+  {'name': 'Surrounding landmarks', 'action': () {}},
+
+];
+
+class CurrentTripLocations extends StatefulWidget {
+  final Trip? trip;
+
+  const CurrentTripLocations({super.key, this.trip});
+
+  @override
+  State<CurrentTripLocations> createState() => _CurrentTripLocationsState();
+}
+
+class _CurrentTripLocationsState extends State<CurrentTripLocations> {
+  @override
+  Widget build(BuildContext context) {
+    // A horizontally scrolling list of buttons with predefined actions
+    return SingleChildScrollView(
+      scrollDirection: Axis.horizontal,
+      padding: const EdgeInsets.symmetric(horizontal: 10.0, vertical: 10.0),
+      child: Row(
+        children: [
+          if (widget.trip != null)
+            for (Map action in locationActions)
+              Padding(
+                padding: const EdgeInsets.symmetric(horizontal: 3.0),
+                child: ElevatedButton(
+                  onPressed: action['action'],
+                  child: AutoSizeText(
+                    action['name'],
+                    maxLines: 1,
+                    minFontSize: 8,
+                    maxFontSize: 16,
+                    overflow: TextOverflow.ellipsis,
+                  ),
+                ),
+              ),
+        ],
+      ),
+    );
+  }
+}