feat: conistent danger zone delete flow

lib/mv_web/live/member_live/show.ex

@@ -418,6 +418,8 @@ defmodule MvWeb.MemberLive.Show do
            )}
 
         {:error, error} ->
+          require Logger
+          Logger.warning("Member delete failed: member_id=#{member.id} error=#{inspect(error)}")
           {:noreply, put_flash(socket, :error, format_error(error))}
       end
     end