feat: Add kiosk management, artist selection, and schedule management

- Add KiosksManagement component with full CRUD for kiosks
- Add ScheduleManagement for staff schedules with break reminders
- Update booking flow to allow artist selection by customers
- Add staff_services API for assigning services to artists
- Update staff management UI with service assignment dialog
- Add auto-break reminder when schedule >= 8 hours
- Update availability API to filter artists by service
- Add kiosk management to Aperture dashboard
- Clean up ralphy artifacts and logs

app/api/aperture/pos/close-day/route.ts

@@ -1,10 +1,16 @@
 /**
- * @description Cash register closure API for daily financial reconciliation
- * @audit BUSINESS RULE: Daily cash closure ensures financial accountability
- * @audit SECURITY: Only admin/manager can close cash registers
- * @audit Validate: All payments for the day must be accounted for
- * @audit AUDIT: Cash closure logged with detailed reconciliation
- * @audit COMPLIANCE: Financial records must be immutable after closure
+ * @description Processes end-of-day cash register closure with financial reconciliation
+ * @param {NextRequest} request - HTTP request containing date, location_id, cash_count object, expected_totals, and optional notes
+ * @returns {NextResponse} JSON with success status, reconciliation report including actual totals, discrepancies, and closure record
+ * @example POST /api/aperture/pos/close-day { date: "2026-01-21", location_id: "...", cash_count: { cash_amount: 5000, card_amount: 8000, transfer_amount: 2000 }, notes: "Day closure" }
+ * @audit BUSINESS RULE: Compares physical cash count with system-recorded transactions to identify discrepancies
+ * @audit BUSINESS RULE: Creates immutable daily_closing_report record after successful reconciliation
+ * @audit SECURITY: Requires authenticated manager/admin role
+ * @audit Validate: Ensures date is valid and location exists
+ * @audit Validate: Calculates discrepancies for each payment method
+ * @audit PERFORMANCE: Uses audit_logs for transaction aggregation (single source of truth)
+ * @audit AUDIT: Daily closure creates permanent financial record with all discrepancies documented
+ * @audit COMPLIANCE: Closure records are immutable and used for financial reporting
  */
 
 import { NextRequest, NextResponse } from 'next/server'

app/api/aperture/pos/route.ts

@@ -1,10 +1,15 @@
 /**
- * @description Point of Sale API for processing sales and payments
- * @audit BUSINESS RULE: POS handles service/product sales with multiple payment methods
- * @audit SECURITY: Only admin/manager can process sales via this API
- * @audit Validate: Payment methods must be valid and amounts must match totals
- * @audit AUDIT: All sales transactions logged in audit_logs table
- * @audit PERFORMANCE: Transaction processing must be atomic and fast
+ * @description Processes a point-of-sale transaction with items and multiple payment methods
+ * @param {NextRequest} request - HTTP request containing customer_id (optional), items array, payments array, staff_id, location_id, and optional notes
+ * @returns {NextResponse} JSON with success status and transaction details
+ * @example POST /api/aperture/pos { customer_id: "...", items: [{ type: "service", id: "...", quantity: 1, price: 1500, name: "Manicure" }], payments: [{ method: "card", amount: 1500 }], staff_id: "...", location_id: "..." }
+ * @audit BUSINESS RULE: Supports multiple payment methods (cash, card, transfer, giftcard, membership) in single transaction
+ * @audit BUSINESS RULE: Payment amounts must exactly match subtotal (within 0.01 tolerance)
+ * @audit SECURITY: Requires authenticated staff member (cashier) via Supabase Auth
+ * @audit Validate: Ensures items and payments arrays are non-empty
+ * @audit Validate: Validates payment method types and reference numbers
+ * @audit PERFORMANCE: Uses database transaction for atomic sale processing
+ * @audit AUDIT: All sales transactions logged in audit_logs with full transaction details
  */
 
 import { NextRequest, NextResponse } from 'next/server'