refined the UI

Author: Ibrahimhass

QRCode-Generator/Views/QRCodeView.swift

@@ -58,8 +58,8 @@ struct QRCodeView: View {
                         }
 
                     Link(viewModel.lastValidURL ?? "", destination: URL(string: viewModel.lastValidURL ?? "")!)
-                        .font(.caption)
-                        .foregroundColor(.blue)
+                        .underline()
+                        .font(.caption2)
                         .padding(8)
                         .overlay(
                             RoundedRectangle(cornerRadius: 16)