feat: add consent-based GPS location

lib/location-utils.ts

@@ -50,7 +50,10 @@ export function locateSynopStations(stations: SynopStation[], positions: MeteoSt
   });
 }
 
-export function findNearestSynopStation(location: LocationSearchResult, stations: LocatedSynopStation[]): SelectedLocation | null {
+export function findNearestSynopStation(
+  location: Pick<LocationSearchResult, "name" | "province" | "latitude" | "longitude">,
+  stations: LocatedSynopStation[],
+): SelectedLocation | null {
   const nearest = stations.reduce<{ station: LocatedSynopStation; distanceKm: number } | null>((best, station) => {
     const distance = distanceKm(location.latitude, location.longitude, station.latitude, station.longitude);
     return !best || distance < best.distanceKm ? { station, distanceKm: distance } : best;