esh-pfi-infrastructure/persistent-memory.d/2026-09-22-headscale-ddns-exited-1-silently-and-the-alarm-carried-no.md

headscale-ddns exited 1 silently and the alarm carried no cause

[2026-09-22] headscale-ddns exited 1 silently and the alarm carried no cause — both failure paths were || exit 1 with no message. Now every exit names its reason and the WAN lookup retries 3×. The script was also untracked; a fix to what every mesh client resolves through lived on one disk. 30517fd.