## Summary

<!-- What changed and why (1-3 sentences). -->

## Type of change

- [ ] feat (new behavior)
- [ ] fix (bug fix)
- [ ] refactor / chore / docs / test / ci / perf / build

## Checklist

- [ ] `task prepush` or `task check` passes locally
- [ ] `CHANGELOG.md` updated for user-facing changes
- [ ] `COMPATIBILITY.md` updated for wire, RPC, or Python RNS parity changes
- [ ] Tests added or updated for behavior changes
- [ ] PR title follows Conventional Commits (`type(scope): summary`)
- [ ] Commits signed when practical (`git commit -S`)

## RSM / inventory

- [ ] Not applicable (no inventory paths changed)
- [ ] `reticulum-go.rsm` updated via hook or `task tree-rsm-sign`
- [ ] Skipped intentionally (`SKIP_TREE_RSM_HOOK=1`) with reason below

<!-- If RSM was skipped, explain why: -->

## Test plan

<!-- Steps you ran or reviewers should run. -->