NEW YORK — New York Mayor Eric Adams vowed Thursday to replace his administration’s color-coded coronavirus alert system with a set of “new weapons” in the face of yet another wave of COVID-19 cases descending upon New York City. Speaking at Brooklyn’s Maimonides Hospital, a COVID-19 epicenter in the early days of the pandemic, Adams said the color-coded system is not effective against the city’s current surge in infections. “The color-coded system was fighting an old war,” said Adams, who was flanked by nurses and doctors from the hospital. “So we’re not going to hold on to something that’s a…