AFAIK she will remain available and high readiness until QNLZ is operational in 2018. After that either decommission or lower readiness depending on how the manning plot looks till PoW commissions.
Her refit took out an unsupportable orphan combat system (ADAWS) and replaced it with a DNA variant (as per the rest of Surflot) - and kept trying to keep the material state and habitability in a reasonable place.