Preview borrowing against an EXISTING Trove (core previewBorrow, MK-002): a verdict, the
binding constraint, the capacity picture, and the resulting ratios. This is the hook to
reach for when a position already exists; useBorrowingPower is for sizing an open.
Preview borrowing against an EXISTING Trove (core
previewBorrow, MK-002): a verdict, the binding constraint, the capacity picture, and the resulting ratios. This is the hook to reach for when a position already exists;useBorrowingPoweris for sizing an open.