Short technical notes from building Port42: what broke, why, and the workaround. Each one names the commit.
The research came back 19 minutes after the decision: STUN-only reaches an estimated 75 to 88% of people, and public Nostr relays are turning the signaling away.
Read →Port42 has no model of its own, so it only needs to hear when your CLI starts and stops. Claude Code has to be intercepted; Codex reads the hooks itself.
Read →LOCAL_PEERCRED on a TCP socket returns success and writes nothing. Zero the struct first and both sanity checks pass on uid 0.
Read →We measured claude -p before using it from a script. Default flags load the whole agent harness, about 23,000 tokens, for the word OK.
Read →CI built the kernel on both platforms, dropping any file that failed. Windows didn't lose a single file that Linux kept.
Read →