- Copy ExerciseView from Workouts_old, adapt for CoreData
- Add WeightProgressionChartView with historical weight data and chart
- Refactor CheckboxListItem to use Button for checkbox tap handling
- Update WorkoutLogListView to use NavigationLink for exercise details
- Checkbox taps now only cycle status, row tap navigates to exercise
- 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
