What is he texts me goodnight every night?

If someone texts you "goodnight" every night, it means that they care about you and want to let you know that they are thinking about you before ending their day. This gesture can be a sign of affection and is often done in romantic relationships. It is also a way to maintain communication and strengthen your bond with the person. It shows that they are consistent in their actions and are committed to keeping their communication with you alive.