- Implement custom 'HOT!' binary format and Rust-based elf2hot converter.
- Upgrade kernel loader with segment-based loading and BSS zeroing.
- Refactor scheduler for Ring 3 IRET frames and fix CS/SS selector swap.
- Add user stack allocation (0x70000000) and linker scripts for binary cleanup.
- Implemented CR3 switching in scheduler for process isolation
- Added 'process' structure and PML4 cloning (vmm_create_address_space)
- Added NASM crt0 and C entry point for userspace apps