feat: include search lat/lng in station API meta response

tests/Feature/Api/StationControllerTest.php

@@ -157,3 +157,17 @@ it('returns 422 when postcode cannot be resolved', function () {
         ->assertUnprocessable()
         ->assertJsonValidationErrors(['postcode']);
 });
+
+it('includes resolved lat and lng in meta', function () {
+    $station = Station::factory()->create(['lat' => 52.555064, 'lng' => -0.256119]);
+    StationPriceCurrent::factory()->create([
+        'station_id' => $station->node_id,
+        'fuel_type' => FuelType::B7Standard,
+        'price_pence' => 14500,
+    ]);
+
+    $this->getJson('/api/stations?lat=52.555064&lng=-0.256119&fuel_type=diesel&radius=10')
+        ->assertOk()
+        ->assertJsonPath('meta.lat', 52.555064)
+        ->assertJsonPath('meta.lng', -0.256119);
+});