feat(userspace): programs in /bin w/o .elf; bin manifests (needs = display) so shell runs snake; Ctrl+C kills foreground via terminal interrupt notification; ctrl keys; sleep

crates/init/src/lib.rs

@@ -58,7 +58,7 @@ pub fn run() -> ! {
     // instead of the desktop, and the last one halts the machine.
     let (storage, scratch) = launcher.storage();
     if storage
-        .open(b"smptest.elf")
+        .open(b"bin/smptest")
         .is_ok_and(|h| storage.close(h).is_ok())
     {
         libkos::println!("init: running the SMP self-test");