- [x] update all printf calls to log functionality
- [x] update cli w/ getopt instead of own rolled
- [ ] finish extended features necessary for gui/backend integration
+ - [ ] consolidate add, new, ls, etc. calls
+ - [ ] use enum workout_data_type
+ - [ ] remove attr.c
+ - [ ] update usage
- [ ] workouts rm [--attr|--workout] [!name] [!date]
- [ ] rename workouts functionality
- [ ] update date of recent workout from cli