Validate magic number in kernel main function

Implement memory map debugging in kernel main

Refactor shell.c to remove redundant code

Remove starfield and scroll from make.sh

Restore original shell.c content

Delete Programs/Binaries/starfield.o

Delete Programs/Binaries/scroll.o

Delete Programs/Binaries/stars.elf

Delete Programs/Binaries/scroll.elf

Delete Programs/starfield.c

Delete Programs/scroll.c

Refactor kernel.c to streamline file system initialization

Clean up boot.s by removing unused programs

Refactor kernel main function for multiboot support

Add files via upload