Added Station Filter without function and refactored

lib/pages/landing_page.dart

@@ -1,8 +1,9 @@
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 
-import '../Widgets/flood_station_list_view.dart';
+import '../widgets/flood_station_list_view.dart';
 import '../services/flood_station_provider.dart';
+import '../widgets/station_filter.dart';
 import 'flood_station_page.dart';
 
 class LandingPage extends StatefulWidget {
@@ -16,7 +17,6 @@ class LandingPage extends StatefulWidget {
 
 class _LandingPageState extends State<LandingPage> {
   late FloodStationProvider floodStationProvider;
-
   @override
   initState() {
     super.initState();
@@ -28,12 +28,21 @@ class _LandingPageState extends State<LandingPage> {
   Widget build(BuildContext context) {
     floodStationProvider = context.watch<FloodStationProvider>();
     return Scaffold(
-      body: FloodStationListView(
-        stations: floodStationProvider.allStations,
-        onItemTapped: (station) {
-          floodStationProvider.selectedStation = station;
-          Navigator.of(context).pushNamed(FloodStationPage.routeName);
-        },
+      body: Column(
+        children: [
+          StationFilter(
+            onEditingComplete: (filterText) {},
+          ),
+          Expanded(
+            child: FloodStationListView(
+              stations: floodStationProvider.allStations,
+              onItemTapped: (station) {
+                floodStationProvider.selectedStation = station;
+                Navigator.of(context).pushNamed(FloodStationPage.routeName);
+              },
+            ),
+          ),
+        ],
       ),
     );
   }