More ideas to play with a rest.
You’ve always been able to spring back quicker than others. Once per day, you make spend a full turn resting in combat. If you do, you gain the effects of a full rest. You may dodge attacks as normal, but you may not move or do any other actions of your own choosing. You can be the subject of spells during this time, and you you may choose how ever many hit dice you wish to use during this rest. You regain this ability after a long rest.