- Implemented migration to release stuck assigned locomotives.
- Added schedule window phases to train schedules.
- Created booking batch offers table for partial capacity bookings.
- Developed BookingSplitService to handle partial booking offers and splits.
- Introduced BookingWindowService to manage booking window lifecycle and transitions.
- Added BookingBatchOffer entity to represent offers made during booking splits.
- Enhanced locomotive options with warnings for scheduling.
- Created UpcomingWindowsSection component to display upcoming booking windows.
- Added `unplaced` method in `BookingNotifierService` to log warnings for bookings that cannot be placed on any train.
- Introduced `getAvailableDays` method in `TrainSchedulingService` to retrieve distinct days with open departures for a given route.
- Created `AvailableDaysQueryDto` for querying available days based on origin and destination yards.
- Updated `TrainSchedulingController` to expose an endpoint for available days.
- Modified frontend components to support day-level booking, allowing customers to select only a day without pinning to a specific train.
- Removed references to train schedules in booking forms and review steps, emphasizing day selection.
- Added a database migration to create an index for efficient querying of bookings by route and day.
