fix repetitive save of WorkoutItem, add: Onboarding, Defaults, Settings, Trainer/Trainee skeletons, reorder files, remove all Bindable

WorkoutsPlus/Settings/Settings.swift

@@ -0,0 +1,44 @@
+//
+//  Settings.swift
+//  WorkoutsPlus
+//
+//  Created by Felix Förtsch on 30.08.24.
+//
+
+import SwiftUI
+
+struct Settings: View {
+		@Default(\.isFirstAppStart) var isFirstAppStart
+		@Default(\.isOnboarding) var isOnboarding
+		@Default(\.userId) var userId
+		@Default(\.reps) var reps
+		
+		var body: some View {
+				List {
+						Section(header: Text("User")) {
+								Text(userId)
+								TextField("name", text: $userId)
+						}
+						Section(header: Text("Defaults")) {
+								StepperListItem(itemName: "Rep Count", itemValue: $reps)
+						}
+						Text(String(reps))
+						Section(header: Text("Danger Zone")) {
+								
+								Toggle(isOn: $isOnboarding) {
+										Text("isOnboarding")
+								}
+								Button("Reset App", role: .destructive, action: resetApp)
+						}
+				}
+		}
+		
+		private func resetApp() {
+				isFirstAppStart = true
+				isOnboarding = true
+		}
+}
+
+#Preview {
+		Settings()
+}