fix(server): keep derived threads awake

Reset snooze metadata when creating forks and provider subagent children, with focused regressions for both inheritance paths.

Co-authored-by: codex <codex@users.noreply.github.com>
910b0caeb5Julius Marminge committed on 9/1/2026, 4:32:03 AMparentb30daa5
4 files changedLine totals unavailable