fix upcoming deliveries display count on calendar

backend/internal/db/queries/query.sql

@@ -70,7 +70,11 @@ WHERE id = $21;
 
 -- name: GetDeliveryCount :many
 SELECT COUNT(*) as count, date FROM deliveries
-WHERE date >= CURRENT_DATE AND date < CURRENT_DATE + INTERVAL '7 days'
+WHERE date >= CURRENT_DATE
+  AND date < GREATEST(
+    CURRENT_DATE + INTERVAL '7 days',
+    DATE_TRUNC('month', CURRENT_DATE) + INTERVAL '1 month'
+  )
 GROUP BY date;
 
 -- name: UpdateDeliveryStatus :exec