Added:
- Redesigned executing screens (single & program)
- Max weight progression chart
- Search bar on program/interval lists
- Per-set indicator on record screen
- Delete dialog shows record count & usage
- "Add New Exercise to Group" menu item
- Arabic translation template

Fixed:
- CSV: RFC 4180 quoted fields
- Calendar: merge same-exercise sessions/day
- Program confirm: default to Previous tab
- Max weight chart Y-axis at 0

Contributors: @gallegonovato, @SomeTr, @nautilusx, @unsealed211
