Add payment method selection (Cash/Bank) to booking details
Support uploading, downloading, and deleting transaction documents
Update database schema and API endpoints to handle file storage
Introduce structural CSS classes for page shells, headers, and surface cards
Update primary theme color to red and neutral to zinc across the application
Add API endpoint to revert confirmed bookings to pending status
Add unconfirm buttons to the bookings list and confirmation page
Update inventory summary when a confirmation is cancelled
Add a remark column to the bookings table for management-only notes.
Include UI to view and edit remarks directly from the bookings list.
Create API endpoint and database queries to support remark updates.
Add database tables and repository for managing bookings
Create API endpoints for booking submission and capacity management
Update landing page to persist bookings before WhatsApp redirection