Record how CHANGELOG.md is written: end-user-facing (it renders
in-app via IndieAbout), grouped by month, one blank-line-separated
paragraph per entry with no dash markers, derived from but rewritten
off the git log, keeping only user-significant changes while
splitting multi-change commits and collapsing duplicates.
Claude-Session: https://claude.ai/code/session_01A9CfUa4E9Zd5swfoNsYPs7
- 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