<%= form_with url: "/modbus/schedule_edit_update", method: :post do %> <% @schedule.each do |s| %>

<%= s.hour %>시

<%= text_field_tag "schedule[#{s.id}][temperature]", s.temperature, class: "border px-2 py-1 rounded" %> °C

<% end %>

<%= submit_tag "업데이트", class: "bg-blue-500 text-white px-4 py-2 rounded" %>

<% end %>