Add CoreData-based workout tracking app with iOS and watchOS targets

- Migrate from SwiftData to CoreData with CloudKit sync
- Add core models: Split, Exercise, Workout, WorkoutLog
- Implement tab-based UI: Workout Logs, Splits, Settings
- Add SF Symbols picker for split icons
- Add exercise picker filtered by split with exclusion of added exercises
- Integrate IndieAbout for settings/about section
- Add Yams for YAML exercise definition parsing
- Include starter exercise libraries (bodyweight, Planet Fitness)
- Add Date extensions for formatting (formattedTime, isSameDay)
- Format workout date ranges to show time-only for same-day end dates
- Add build number update script
- Add app icons

Workouts/Views/Splits/SplitListView.swift

@@ -0,0 +1,71 @@
+//
+// SplitListView.swift
+// Workouts
+//
+// Created by rzen on 7/25/25 at 6:24 PM.
+//
+// Copyright 2025 Rouslan Zenetl. All Rights Reserved.
+//
+
+import SwiftUI
+import CoreData
+
+struct SplitListView: View {
+    @Environment(\.managedObjectContext) private var viewContext
+
+    @FetchRequest(
+        sortDescriptors: [
+            NSSortDescriptor(keyPath: \Split.order, ascending: true),
+            NSSortDescriptor(keyPath: \Split.name, ascending: true)
+        ],
+        animation: .default
+    )
+    private var fetchedSplits: FetchedResults<Split>
+
+    @State private var splits: [Split] = []
+    @State private var allowSorting: Bool = true
+
+    var body: some View {
+        ScrollView {
+            LazyVGrid(columns: [GridItem(.flexible()), GridItem(.flexible())], spacing: 16) {
+                SortableForEach($splits, allowReordering: $allowSorting) { split, dragging in
+                    NavigationLink {
+                        SplitDetailView(split: split)
+                    } label: {
+                        SplitItem(split: split)
+                            .overlay(dragging ? Color.white.opacity(0.8) : Color.clear)
+                    }
+                }
+            }
+            .padding()
+        }
+        .overlay {
+            if fetchedSplits.isEmpty {
+                ContentUnavailableView(
+                    "No Splits Yet",
+                    systemImage: "dumbbell.fill",
+                    description: Text("Create a split to organize your workout routine.")
+                )
+            }
+        }
+        .onAppear {
+            splits = Array(fetchedSplits)
+        }
+        .onChange(of: fetchedSplits.count) { _, _ in
+            splits = Array(fetchedSplits)
+        }
+        .onChange(of: splits) { _, _ in
+            saveContext()
+        }
+    }
+
+    private func saveContext() {
+        if viewContext.hasChanges {
+            do {
+                try viewContext.save()
+            } catch {
+                print("Error saving after reorder: \(error)")
+            }
+        }
+    }
+}