Location-driven results: widget fetches its own location (async, cache fallback), app auto-requests on first launch, Halifax sample stations

FuelBoard/ContentView.swift

@@ -2,11 +2,6 @@ import SwiftUI
 import CoreLocation
 import WidgetKit
 
-struct Coordinate: Equatable {
-    let lat: Double
-    let lng: Double
-}
-
 struct ContentView: View {
     @Environment(\.scenePhase) private var scenePhase
 
@@ -111,6 +106,11 @@ struct ContentView: View {
                 }
             }
             .onAppear {
+                // Auto-request location on first launch so the widget gets a
+                // fresh fix without the user hunting for the button.
+                if FuelStore.loadLocation() == nil {
+                    locationManager.requestUpdate()
+                }
                 Task { await refresh() }
             }
             .onChange(of: scenePhase) { _, newPhase in