Added:
- Tap-to-pause timer replaces pause button
- Show previous session value next to target
- Redo current set in program mode

Improved:
- Unified timer layout across workout modes
- Streamlined workout button layout
- Center-aligned reps counter

Fixed:
- Redo skipping completed sets in unilateral exercises
- Next exercise display during redo
- Checkmark visibility for long names in challenge view

Contributors: @Leoni, @gallegonovato, @nautilusx, @komeko, @SomeTr, @scream