How to sleep with tight psoas?

I'm curious to understand, how does one go about achieving a restful sleep when experiencing tightness in the psoas muscle? Are there specific stretches or exercises that can be done before bedtime to help relax this muscle and improve overall sleep quality? Additionally, what lifestyle changes or habits might contribute to preventing psoas tightness in the first place? It would be great to gain some insights into the best practices for managing this issue and ensuring a more comfortable night's rest.