feat(events): "send me a copy of each ticket email" toggle in the event editor

Pairs with aiolabs/events `extra.copy_to_organizer` (v1.6.1-aio.15): BCC
of every ticket email to the reply-to address (or the account email).

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01EYwoAkZZmXMMmaBp4WGUBo

src/modules/events/components/CreateEventDialog.vue

@@ -146,6 +146,7 @@ const formSchema = toTypedSchema(
       price_per_ticket: z.number().min(0).default(0),
       email_notifications: z.boolean().default(false),
       nostr_notifications: z.boolean().default(false),
+      copy_to_organizer: z.boolean().default(false),
       notification_subject: z.string().max(200).default(''),
       notification_body: z.string().max(2000).default(''),
       organizer_name: z.string().trim().max(100).default(''),
@@ -201,6 +202,7 @@ const form = useForm({
     price_per_ticket: 0,
     email_notifications: false,
     nostr_notifications: false,
+    copy_to_organizer: false,
     notification_subject: '',
     notification_body: '',
     organizer_name: '',
@@ -309,6 +311,7 @@ async function populateFromEvent(event: TicketedEvent) {
     price_per_ticket: event.price_per_ticket ?? 0,
     email_notifications: event.extra?.email_notifications ?? false,
     nostr_notifications: event.extra?.nostr_notifications ?? false,
+    copy_to_organizer: event.extra?.copy_to_organizer ?? false,
     notification_subject: event.extra?.notification_subject ?? '',
     notification_body: event.extra?.notification_body ?? '',
     organizer_name: event.extra?.organizer_name ?? '',
@@ -437,6 +440,7 @@ const onSubmit = form.handleSubmit(async (formValues) => {
       payment_methods: formValues.payment_methods,
       email_notifications: formValues.email_notifications,
       nostr_notifications: formValues.nostr_notifications,
+      copy_to_organizer: formValues.copy_to_organizer,
       notification_subject: formValues.notification_subject,
       notification_body: formValues.notification_body,
       organizer_name: formValues.organizer_name,
@@ -842,6 +846,18 @@ const handleOpenChange = (open: boolean) => {
                     </FormControl>
                   </FormItem>
                 </FormField>
+
+                <FormField v-slot="{ value, handleChange }" name="copy_to_organizer">
+                  <FormItem class="flex flex-row items-center justify-between rounded-md border p-3 sm:col-span-2">
+                    <div class="space-y-0.5">
+                      <FormLabel class="text-sm">Send me a copy of each ticket email</FormLabel>
+                      <FormDescription class="text-xs">Goes to the reply-to address below, or your account email.</FormDescription>
+                    </div>
+                    <FormControl>
+                      <Switch :model-value="value as boolean" @update:model-value="handleChange" />
+                    </FormControl>
+                  </FormItem>
+                </FormField>
               </div>
 
               <FormField v-slot="{ componentField }" name="notification_subject">

src/modules/events/types/ticket.ts

@@ -32,6 +32,8 @@ export interface EventExtra {
   /** Reply-To for ticket emails; null/absent = the organizer's LNbits
    *  account email. */
   reply_to_email?: string | null
+  /** BCC every ticket email to the reply-to address. */
+  copy_to_organizer?: boolean
   /** Rails the organizer enabled (`lightning`, `fiat`). Empty / absent
    *  means the legacy rule: Lightning always, fiat iff `allow_fiat`.
    *  Same shape as upstream v2's `extra.payment_methods`. */