c1bd2a6ef1
- Added heading output to Remove Inventory Item submenu for clearer user context. - Prevented service creation with empty inventory selection by adding validation and early return. - Improved combo package creation by simplifying null checks with modern idioms. - Enhanced inventory selection flow: - Clear screen and context header for better UX. - Prevent duplicate item selection by checking already chosen items. - Changed exit option from -1 to 0 for consistency. - Added pressEnter prompt after successful item addition. - Simplified pointer checks using concise conditions (e.g., if (item)). Fixes #1778