Soo tired 😭

My baby girl is almost 5 months and for the past few days she has been so cranky!! She is comfort feeding, she only wants to sleep on me! Shes screaming at night because shes tired but yet she doesnt want to sleep. Idk what to do. I have been dealing with pp depression and since shes acting out so much its making it so difficult to deal with 😭 im also a single mo which adds to the situation..