Redacted excerpt; full evidence withheld.

$ cd <guest-path> && pwd && ls -la && id -u && uname -a && (git rev-parse HEAD 2>&1 | head -1) && cat README.md 2>/dev/null | head -200
exit: 0
t attempts
plus one overview. Late evidence can refresh facts while saved model prose lags until
the next eligible daily slot. `--retry-failed` permits one retry, with possible cost.
`--model none` always returns to deterministic local output and does not reuse saved
model prose. Missing sources and failed models are disclosed as partial coverage.
`brief --json` includes a content-free `reason` code and structured `reasons` list;
missing model CLIs report `model_cli_unavailable`. Full details remain in the brief.

CLI exit codes apply equally to text and `--json` output:

[excerpt truncated]