stty -f dev://ccpty0 scrollback
[system] Welcome, alice.

[system] sek 0.1.0

New here?  cat HELLO_WORLD for a tour of the system.

[system] sek 0.1.0
device: ccpty0
user: alice
shell: /bin/sh

[user] alice@sek:~$ 
[assistant] cat HELLO_WORLD

[user] sek is a small UNIX-like shell environment.

What you type is run as a command.

[user] alice@sek:~$ 
[assistant] whoami

[user] alice

[user] alice@sek:~$ 
[assistant] pwd

[user] /home/alice

[user] alice@sek:~$ 
[assistant] cat /etc/hosts

[user] cat: /etc/hosts: not found

[user] alice@sek:~$ 
[assistant] ls /etc

[user] fstab
group
motd
passwd
profile
shadow

[user] alice@sek:~$ 
[assistant] echo "hello

[user] > 
[assistant] "

[user] hello

[user] alice@sek:~$ 
[user] 

[user] alice@sek:~$ 
[assistant] ls ~/

[user] ls: ~/: not found

[user] alice@sek:~$ 
[assistant] echo $PATH

[user] /bin:/usr/bin

[user] alice@sek:~$ 
[assistant] cd /bin
ls

[user] [

[user] basename

[user] cat

[user] ccmini

[user] chmod

[user] chown

[user] cp

[user] cut

[user] date

[user] dirname

[user] dmesg

[user] echo

[user] env

[user] expr

[user] false

[user] fsck

[user] getty

[user] grep

[user] halt

[user] head

[user] hello_world

[user] id

[user] init

[user] installer

[user] kill

[user] logger

[user] login

[user] ls

[user] man

[user] mesg

[user] mkdir

[user] mkfs

[user] mount

[user] mv

[user] passwd

[user] printf

[user] ps

[user] pwd

[user] rm

[user] rmdir

[user] seq

[user] sh

[user] sleep

[user] sort

[user] stty

[user] su

[user] tail

[user] tee

[user] test

[user] todo

[user] todosh

[user] touch

[user] true

[user] umount

[user] uniq

[user] useradd

[user] wc

[user] which

[user] whoami

[user] write

[user] alice@sek:/bin$ 
[assistant] ./hello_world

[user] hello, world

[user] alice@sek:/bin$ 
[assistant] exit

root@sek:~# 