Backend Overview

The @roomkit/nestjs package provides a complete room booking engine for NestJS applications.

What's Included

Component	Description
`RoomKitModule`	NestJS dynamic module for registration
`BookingService`	Booking creation, lifecycle management, delegation
`AvailabilityService`	Room availability search and next-slot finder
`ConflictService`	Overlap detection, alternatives, priority resolution
`RecurrenceService`	Series expansion and recurring booking management
`LocationService`	Location hierarchy CRUD, tree building, alias resolution
`RoomService`	Room CRUD, equipment, accessibility, partitions
`BlackoutService`	Blackout window management and impact analysis
`ConfigService`	Cascading configuration with hierarchy inheritance
`AuditService`	Booking state-transition history and audit log queries
`PriorityService`	Priority tier resolution and seeding
`TravelTimeService`	Cross-campus travel time validation (optional)
`ExamService`	Exam session management with layout-aware capacity (optional)
`BulkOperationService`	Semester import, date shifting, batch cancel (optional)
`BookingStateMachine`	State transition validation
`EventBus`	Typed domain event bus with 12 event types
Prisma Adapter	Composite storage adapter for all entity types

{
    "@nestjs/common": "^10.0.0 || ^11.0.0",
    "@nestjs/core": "^10.0.0 || ^11.0.0"
}

Package	Used For
`@prisma/client`	Prisma storage adapter