Hello Friend, Good that you are seeking a help here. I can understand your suitation. First, you need to ventilate your feelings, emotions and concerns to someone who care like close friends or family. If you can't discuss with them about this issue then don't hesitate to consult and take marriage counseling help. This should help you come out of this depression and help you with different ways to pre occupy yourself and improve your engagement with your husband.
Next Steps
Feel free to reach out to me online through Practo app for further detailed evaluation and assistance.