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* net: chat client - async receive + OSK send over the link portuser5 days1-0/+2
* net: SLIP framing over the link port + a host gateway (echo round-trip)user5 days1-0/+2
* kernel+sh: real anonymous pipes (concurrent, streaming, SIGPIPE)user5 days1-0/+1
* fs: reject open()/read() on a directory (EISDIR)user6 days1-0/+1
* fs rewrite stage 3: nested directories, paths, cwd (cd/mkdir/ls)user6 days1-0/+4
* fs rewrite stage 2: inodes + root directory (block-based, persistent)user6 days1-0/+1
* fs rewrite stage 1: persistent block device (bounce buffer, cart SRAM)user6 days1-0/+2
* jobs: background execution (&), non-blocking reap, spin demouser6 days1-0/+2
* kill + ps: implement SYS_KILL (pid 1 immortal) and a ps tooluser6 days1-0/+3
* shell: I/O redirection (>/<) and pipes (|); rewrite shell in Cuser6 days1-0/+8
* filesystem: a RAM FS (WRAMX) + ls/cat/save/rm; wc/head read filesuser6 days1-0/+11
* libc: option parsing (hasflag/optval); wc -l/-w/-c, head -n Nuser6 days1-0/+2
* tools: wc, head, and an argc/argv demo (args) + libc.c helpersuser6 days1-0/+5
* libc + CLI tools: a small C userlanduser6 days1-5/+11
* C toolchain: run SDCC-compiled C programs as gbos processesuser6 days1-0/+9