add ModelContainerPreview conecept, move SampleData, fix Exercise, ExerciseUnit, ExerciseType

WorkoutsPlus/SampleData/SampleData+Exercise.swift

@@ -0,0 +1,36 @@
+//
+//  SampleData+Exercise.swift
+//  WorkoutsPlus
+//
+//  Created by Felix Förtsch on 13.11.24.
+//
+
+import Foundation
+
+extension Exercise {
+		static let sampleDataRecommendedRoutine: [Exercise] = [
+				Exercise("Shoulder Band Warm-up"),
+				Exercise("Squat Sky Reaches"),
+				Exercise("GMB Wrist Prep"),
+				Exercise("Dead Bugs"),
+				Exercise("Pull-up Progression"),
+				Exercise("Dip Progression"),
+				Exercise("Squat Progression"),
+				Exercise("Hinge Progression"),
+				Exercise("Row Progression"),
+				Exercise("Push-up Progression"),
+				Exercise("Handstand Practice"),
+				Exercise("Support Practice")
+		]
+		
+		static let sampleDataRings: [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")
+		]
+}