This being Florida and like you say the Castle Doctrine is in effect here.
Though no prosecutor in Florida would charge here cause no jury would convict her for defending herself from three thugs who’d just kicked in her door.
Had she shot each as they exited she’d still skate here.
Fear for her safety and the fact these guys in fact did a B.& E on her.
I'm sure several prosecutors would love to try...
After all she could have cowered in place and called 911 / S