fix: create booking_payments record on YooKassa webhook payment.succeeded

Payment tab shows 'Оплачено' from booking_payments table, not from paid_amount.
Webhook now inserts a payment record so the tab shows the correct amount.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

backend/src/routes/deposit.ts

@@ -767,6 +767,13 @@ ${refund > 0 && (!items || items.length === 0) ? `<p style="color:#16a34a">Ос
               if (bRows[0]) {
                 broadcast(ob.slug, { type: 'booking:updated', booking: bRows[0] })
               }
+              // Insert payment record so the payment tab shows the amount
+              await db.query(
+                `INSERT INTO booking_payments (hotel_id, booking_id, amount, method, note)
+                 VALUES ($1, $2, $3, 'yookassa', 'Оплата через ЮКассу (онлайн-бронирование)')
+                 ON CONFLICT DO NOTHING`,
+                [ob.hotel_id, ob.booking_id, ob.total_amount],
+              ).catch(() => {})
             }
             if (ob.guest_email) {
               sendBookingConfirmedEmail({