- Add ATA disk cache with LRU eviction strategy and hit/miss statistics
- Introduce disk cache metrics accessible through kernel API
- Update boot sequence to enable long mode and execute-disable page permissions
- Replace custom syscalls with standard POSIX equivalents in user programs
- Add new user utilities including cat, echo and fault testing command
- Enhance FAT16 volume implementation with full path traversal and file operations
- Implement comprehensive filesystem layer supporting nested directories
- Add file operations for reading, writing, creating and deleting files/directories
- Include directory listing and