Add lead workflows, PDF signing, AR projects and photo gallery integration

GasTankAR/Services/CustomerLocationService.swift

@@ -0,0 +1,28 @@
+import MapKit
+
+@MainActor
+protocol CustomerLocationService {
+    func coordinate(for address: String) async throws -> CLLocationCoordinate2D
+}
+
+enum CustomerLocationError: Error {
+    case notFound
+}
+
+@MainActor
+struct AppleMapsCustomerLocationService: CustomerLocationService {
+    func coordinate(for address: String) async throws -> CLLocationCoordinate2D {
+        guard let request = MKGeocodingRequest(addressString: address) else {
+            throw CustomerLocationError.notFound
+        }
+        let items: [MKMapItem]
+        do {
+            items = try await request.mapItems
+        } catch let error as MKError where error.code == .placemarkNotFound {
+            throw CustomerLocationError.notFound
+        }
+        try Task.checkCancellation()
+        guard let item = items.first else { throw CustomerLocationError.notFound }
+        return item.location.coordinate
+    }
+}