feat: Enhance booking functionality with invoice management and dashboard summary

- Added customerId to guest booking requests for better identification.
- Implemented new endpoints for managing booking invoices and dashboard summaries.
- Created BookingInvoice and BookingDashboardSummary DTOs to support new features.
- Updated Booking and BookingInvoice models to include payment method and timestamps.
- Enhanced BookingService to handle invoice creation upon payment confirmation.
- Modified BookingRepository to support CRUD operations for BookingInvoice.
- Updated TenantDbContext to include BookingInvoice DbSet and relevant configurations.
- Improved error handling and validation for booking completion and payment processes.

Repos/ProfitLossRepository.cs

@@ -82,8 +82,32 @@ namespace Fitness_core_BE.Repos
                 })
                 .ToListAsync(ct);
 
+            // Paid facility bookings (guest/walk-in) -- a plain Booking read, not a
+            // PaymentTransaction, since Booking has no invoice at all (see BookingInvoice, kept
+            // deliberately separate from CustomerInvoice/PaymentTransaction's membership-only
+            // wiring). PaidAt is the recognition date, not BookedAt/CheckedOutAt.
+            var bookingPayments = await _context.Bookings
+                .AsNoTracking()
+                .Where(booking =>
+                    booking.FKClientId == clientId &&
+                    booking.PaymentStatus == "Paid" &&
+                    booking.PaidAt != null &&
+                    booking.PaidAt >= fromUtc &&
+                    booking.PaidAt < toUtc)
+                .Select(booking => new LedgerEntryDto
+                {
+                    EntryType = "Income",
+                    Category = "Facility Bookings",
+                    Description = booking.GuestName,
+                    Amount = booking.AmountCharged,
+                    EntryDate = booking.PaidAt!.Value,
+                    IsManual = false
+                })
+                .ToListAsync(ct);
+
             memberPayments.AddRange(platformInvoices);
             memberPayments.AddRange(staffPayments);
+            memberPayments.AddRange(bookingPayments);
             return memberPayments;
         }