this derivation will be built:
  /nix/store/641pmhxyhhlwgcsdsgxyaa7jir2gndaq-argunix-config-smoke.drv
argunix-config-smoke> --- daemon stderr ---
argunix-config-smoke> {"timestamp":"2026-06-10T19:12:32.065505Z","level":"INFO","fields":{"message":"config loaded","repos":1,"forges":1,"binary_caches":0},"target":"argunix"}
argunix-config-smoke> --- daemon stdout ---
argunix-config-smoke> ready
argunix-config-smoke> --- assertions ---
argunix-config-smoke> {"timestamp":"2026-06-10T19:12:32.165403Z","level":"INFO","fields":{"message":"config loaded","repos":1,"forges":1,"binary_caches":0},"target":"argunix"}