column "操作" do |card|
     if card.status == '新申请'
       span link_to "申请通过", "/admin/filing_infos/#{card.id}/cancel", :confirm => "确定通过申请?", :method => :put
       span link_to "申请不通过", "/admin/filing_infos/#{card.id}/freeze", :confirm => "确定审核不通过吗？", form: {reason: :string}, :method => :put
     elsif card.status == '已通过'
       span link_to "复审", "/admin/filing_infos/#{card.id}/activation", :confirm => "确定复审?", :method => :put
     elsif card.status == '不通过'

     end
   end

https://github.com/gregbell/active_admin/pull/1815 那个 form 应该怎样修改 gem 包 才能实现？