Show the selected routine as a symbol-and-color preview in the form

The Routine row now renders the selection like the picker list's rows
(tinted symbol + name); with nothing selected it reads "Please select"
in secondary style.

Workouts/Views/Today/ScheduleAddEditView.swift

@@ -180,10 +180,19 @@ struct ScheduleAddEditView: View {
                 RoutinePickerList(routines: routines, currentID: selectedRoutine?.id,
                                   selectedID: $routineID)
             } label: {
-                HStack {
+                // The row is the selection's preview — the routine's own symbol and
-                    Text("Routine")
+                // color, matching the picker list's rows.
-                    Spacer()
+                if let routine = selectedRoutine {
-                    Text(selectedRoutine?.name ?? "Choose…")
+                    HStack(spacing: 12) {
+                        Image(systemName: routine.systemImage)
+                            .font(.title3)
+                            .foregroundStyle(Color.color(from: routine.color))
+                            .frame(width: 32)
+                        Text(routine.name)
+                            .foregroundStyle(.primary)
+                    }
+                } else {
+                    Text("Please select")
                         .foregroundStyle(.secondary)
                 }
             }