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

WorkoutsPlus/Exercise/AddExercise.swift

@@ -11,7 +11,7 @@ struct AddExercise: View {
 		@Environment(\.modelContext) private var modelContext
 		@Environment(\.dismiss) private var dismiss
 		
-		@Bindable var exercise: Exercise
+		@State var exercise: Exercise
 		
 		var body : some View {
 				Form {

WorkoutsPlus/Exercise/Exercise.swift

@@ -1,37 +0,0 @@
-//
-//  Exercise.swift
-//  WorkoutsPlus
-//
-//  Created by Felix Förtsch on 25.08.24.
-//
-
-import Foundation
-import SwiftData
-
-@Model
-final class Exercise: Identifiable {
-		var id = UUID()
-		static var systemImage = "figure.run"
-		@Attribute(.unique) var name: String
-  //		var metric: String = "reps"
-		//		var exerciseDescription: ExerciseDescription?
-		
-		var timestamp: Date = Date.now
-		
-		init(_ name: String = "") {
-				self.name = name
-		}
-}
-
-extension Exercise {
-		static let sampleData: [Exercise] = [
-				Exercise("Dips"),
-				Exercise("Chin-ups"),
-				Exercise("Push-ups"),
-				Exercise("Inverted Rows"),
-				Exercise("Hanging Knee Raises"),
-				Exercise("Pistol Squats"),
-				Exercise("Hanging Leg Curls"),
-				Exercise("Sissy Squats")
-		]
-}

WorkoutsPlus/Exercise/ExerciseDetail.swift

@@ -1,5 +1,5 @@
 //
-//  ExerciseDetailsView.swift
+//  ExerciseDetail.swift
 //  WorkoutsPlus
 //
 //  Created by Felix Förtsch on 10.08.24.
@@ -11,7 +11,7 @@ struct ExerciseDetail: View {
 		@Environment(\.dismiss) private var dismiss
 		@Environment(\.modelContext) private var modelContext
 		
-		@Bindable var exercise: Exercise
+		@State var exercise: Exercise
 		
 		var body: some View {