# v0.28.29 Release Notes

> v0.28.28 -> v0.28.29

## Summary

Narrows cancellation from whole sessions to individual tasks and scales concurrent task limits with host capacity. Documents the resulting task lifecycle and HTTP API management tiers.

<details>
<summary>翻譯</summary>

將取消範圍從整個工作階段收斂為單一任務，並依主機容量調整並行上限。同步補上任務生命週期與 HTTP API 管理分層說明。

</details>

## Changes

### UPDATE
- Replace session-wide cancellation with per-task cancellation and CPU-scaled session task limits (@pardnchiu) [5bc59969]

<details>
<summary>翻譯</summary>

- 改為逐一取消任務，並以 CPU 核心數調整工作階段任務上限

</details>

### DOC
- Document task lifecycle and HTTP API management tiers (@pardnchiu) [de2cd6c2]

<details>
<summary>翻譯</summary>

- 補充任務生命週期與 HTTP API 管理分層文件

</details>

## Scope

- `internal/agents/exec/` — UPDATE
- `internal/filesystem/` — UPDATE
- `internal/runtime/routes/` — UPDATE
- `doc/` — DOC

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