It seems the Padres’ plan is to cover innings with a deep bullpen. The team with just two proven starting pitchers on Tuesday added another reliever, agreeing to terms with left-hander Wandy Peralta. The four-year contract, which is pending a physical, includes opt outs after each of the first three seasons. The Athletic reported the deal could be with $16.5 million over four years. Peralta, 32, had a 2.83 ERA over 54 innings (63 games) with the Yankees last season, working primarily in the seventh and eighth innings. His 2.99 ERA since 2021 ranks ninth in the major leagues among qualifying le…