commit before merging

.vscode/settings.json

include/context-switch.h

include/k1.h

include/kernel.h

include/scheduler.h

include/syscall-handler.h

include/task-descriptor.h

lib/kernel.c

lib/syscall-handler.c

lib/syscall.c

lib/task-descriptor.c

src/context-switch.s

src/k1.c

src/main.c

src/scheduler.c

src/task-descriptor.c