Your +one to AC is going to make your life for a spellcaster immeasurably improved. I must incorporate, though, that the Warlock is often a poor mechanic match with the theme on the Warforged that doesn’t rest since you need to be small resting after each other combat scenario (at https://hectorpmiau.eedblog.com/28168642/not-known-facts-about-dnd-goliath-age