Task: Diagnose and Fix "No Space Left on Device" Issue

Task: Diagnose and Fix "No Space Left on Device" Issue: a task in Terminal-Lego-15k (Harbor dataset). A Linux system reports "No space left on device" errors. The df -h command shows the root filesystem at 100% usage (18G used out of 18G), but du -sh / only reports 5G of actual file usage. The…