# NousResearch/hermes-agent · Kanban GC retention days validation fix

## Open now

- Nothing open on GitHub.

These issues and PRs address a bug where the Kanban garbage collector accepted negative or zero retention day values, causing it to delete all event history and worker logs. The changes add validation to reject or bound invalid retention values before cleanup runs.

## TL;DR

- 4 member(s): 0 open issue(s), 1 closed issue(s), 0 open PR(s), 1 merged PR(s), 2 PR(s) closed without merging.
- A fix was merged to main in PR #118922. Verify it addresses your case.
- **Recommended:** read PR #118922 (and any competing PRs below) before filing. Confirm the merged change covers your symptom.

## Maintainer resolution verdict

- Internal-tracker verdict over this cluster's issue members: `resolved` · deciding PR(s): `pr-118922`. This is distinct from the fix status above. Weigh it yourself.

## How this cluster was grouped

- Link evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.
- Pairwise link density `0.50`: the share of member pairs that carry a link, counting a structural link in full and a relevance-only link at 0.36. `1.00` means every pair is linked.

## Closed / duplicate issues

- #118505: fix(kanban): kanban gc accepts negative/zero retention days and deletes all event history and worker logs

## Prior & competing PRs

- **#118922: fix(kanban): reject negative gc retention instead of deleting everything**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`
  - files: `hermes_cli/kanban_db.py`, `hermes_cli/kanban_ops.py`, `hermes_cli/kanban_parser.py`, `tests/hermes_cli/test_kanban_gc_retention.py`, `website/docs/user-guide/features/kanban.md`
- **#118506: fix(kanban): bound gc retention days so -N/0 cannot mass-delete**. closed without merge
  - maintainer direction: category `merged_via`; implication `superseded`; refs `#118505`, `#118615`
- **#118615: fix(kanban): validate gc retention before cleanup**. closed without merge
  - maintainer direction: category `merged_via`; implication `superseded`; refs `#118506`, `#118505`

## Fix status

- Merged to main in PR #118922 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-09-22`.