- Updated ExercisePeekModal to support exercise variants, improving user experience when selecting exercises.
- Enhanced ExercisePickerModal with multi-select functionality, allowing users to select multiple exercises at once.
- Introduced drag-and-drop support for reordering training unit sections in TrainingUnitSectionsEditor, enhancing organization and usability.
- Improved TrainingFrameworkProgramEditPage and TrainingPlanningPage to manage exercise selection and section movement across slots more effectively.
- Added new CSS styles in app.css for better visual feedback during drag-and-drop actions and improved layout consistency.
- Introduced ExercisePickerModal for selecting exercises and their variants.
- Updated state management to handle exercise titles and variants in training units.
- Implemented enrichSectionsWithVariants function to fetch and integrate exercise details from the server.
- Improved loading logic for training units to include exercise variant data, enhancing user experience in planning sessions.
