A man accused of unleashing Australia's deadliest terror attack has been hit with fresh charges six months after the Bondi Beach massacre. Naveed Akram opened fire on a crowd of people celebrating Hanukkah at Bondi Beach alongside his father, 50-year-old Sajid Akram, on December 14. The attack left 15 people dead - including a 10-year-old girl - and dozens more injured. The elder Akram was shot dead by police, while his son was charged with 59 offences and held at Goulburn's supermax prison. The existing charges included committing a terrorist act, 15 counts of murder, and 40 charges of attempted murder over his alleged role in the massacre.  But the 24-year-old has been hit with a further 19 charges while in custody, including 10 counts of shooting with intent to murder and six counts of discharging a firearm with intent to resist arrest.…