fix: minibar consumptions not showing in deposit release form

Wrong column names in SQL query: price_at_time→price_per_unit,
created_at→recorded_at. Also fixed type mismatch priceAtTime→pricePerUnit.

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

backend/src/routes/deposit.ts

@@ -428,15 +428,15 @@ const deposit: FastifyPluginAsync = async (fastify) => {
 
       // Get all minibar consumptions from housekeeping tasks for this room
       const { rows } = await db.query(
-        `SELECT mc.quantity, mc.price_at_time,
+        `SELECT mc.quantity, mc.price_per_unit,
                 mi.name AS item_name,
-                (mc.quantity * mc.price_at_time) AS line_total
+                (mc.quantity * mc.price_per_unit) AS line_total
            FROM minibar_consumptions mc
            JOIN minibar_items mi ON mi.id = mc.item_id
            JOIN housekeeping_tasks ht ON ht.id = mc.task_id
           WHERE ht.room_id = $1 AND ht.hotel_id = $2
-            AND mc.created_at >= (SELECT check_in FROM bookings WHERE id = $3)
-          ORDER BY mc.created_at ASC`,
+            AND mc.recorded_at >= (SELECT check_in FROM bookings WHERE id = $3)
+          ORDER BY mc.recorded_at ASC`,
         [bRows[0].room_id, hotelId, bookingId],
       )