feat: add customer email functionality for booking confirmations

- Implemented email confirmation for admin and public bookings.
- Added customerEmail field to booking schemas and services.
- Created email templates for booking confirmation, cancellation, and no-show notifications.
- Updated booking handlers to send emails upon booking creation and status updates.
- Enhanced frontend forms to capture customer email during booking creation.

apps/backend/src/generated/prisma/internal/prismaNamespaceBrowser.ts

@@ -64,7 +64,6 @@ export const ModelName = {
   CourtPriceRule: 'CourtPriceRule',
   CourtBooking: 'CourtBooking',
   CourtBookingLog: 'CourtBookingLog',
-  OnboardingRequest: 'OnboardingRequest',
   PasswordResetRequest: 'PasswordResetRequest',
   Plan: 'Plan'
 } as const
@@ -249,6 +248,7 @@ export const CourtBookingScalarFieldEnum = {
   endTime: 'endTime',
   customerName: 'customerName',
   customerPhone: 'customerPhone',
+  customerEmail: 'customerEmail',
   status: 'status',
   createdAt: 'createdAt',
   updatedAt: 'updatedAt'
@@ -268,30 +268,13 @@ export const CourtBookingLogScalarFieldEnum = {
   newStatus: 'newStatus',
   customerName: 'customerName',
   customerPhone: 'customerPhone',
+  customerEmail: 'customerEmail',
   changedAt: 'changedAt'
 } as const
 
 export type CourtBookingLogScalarFieldEnum = (typeof CourtBookingLogScalarFieldEnum)[keyof typeof CourtBookingLogScalarFieldEnum]
 
 
-export const OnboardingRequestScalarFieldEnum = {
-  id: 'id',
-  fullName: 'fullName',
-  email: 'email',
-  otpHash: 'otpHash',
-  otpExpiresAt: 'otpExpiresAt',
-  otpAttempts: 'otpAttempts',
-  otpLastSentAt: 'otpLastSentAt',
-  otpResendCount: 'otpResendCount',
-  emailVerifiedAt: 'emailVerifiedAt',
-  completedAt: 'completedAt',
-  createdAt: 'createdAt',
-  updatedAt: 'updatedAt'
-} as const
-
-export type OnboardingRequestScalarFieldEnum = (typeof OnboardingRequestScalarFieldEnum)[keyof typeof OnboardingRequestScalarFieldEnum]
-
-
 export const PasswordResetRequestScalarFieldEnum = {
   id: 'id',
   email: 'email',