diff --git a/assets/agents/dev-lifecycle.md b/assets/agents/dev-lifecycle.md
index ea7c0aa..c13957b 100644
--- a/assets/agents/dev-lifecycle.md
+++ b/assets/agents/dev-lifecycle.md
@@ -39,7 +39,7 @@ color: '#00bcd4'
 - 开发文档 → `docs/dev/{api,db,guides}/`
 
 ### 子 agent 约束
-- 禁止在 `/tmp/` 下创建或调试文件
+- 禁止在 `/tmp/` 下创建或调试文件，临时产物统一放在 `docs/dev/handoff/` 目录
 - 文档产出必须遵循目录规范
 
 ---
diff --git a/assets/agents/team/reviewer.md b/assets/agents/team/reviewer.md
index 8c13c91..8278f4f 100644
--- a/assets/agents/team/reviewer.md
+++ b/assets/agents/team/reviewer.md
@@ -47,8 +47,8 @@ gh pr view <pr-number> --json title,body,files
 ```
 
 ### 4. 审查结论
-- Critical/High 存在 → `--request-changes`，**不可调 goal({op:"complete"})**
-- 无 Critical/High → `--approve`，然后调 `goal({op:"complete"})` 完成验证
+- Critical/High 存在 → 先将审查报告写入 `docs/dev/handoff/review-report.md`，然后 `gh pr review <pr-number> --request-changes --body-file docs/dev/handoff/review-report.md`，**不可调 goal({op:"complete"})**
+- 无 Critical/High → 写入 `docs/dev/handoff/review-report.md` 后 `gh pr review <pr-number> --approve --body-file docs/dev/handoff/review-report.md`，然后调 `goal({op:"complete"})` 完成验证
 
 ## 原则
 - 不修改代码
diff --git a/assets/skills/flow-code/SKILL.md b/assets/skills/flow-code/SKILL.md
index 26b29af..e5adaa8 100644
--- a/assets/skills/flow-code/SKILL.md
+++ b/assets/skills/flow-code/SKILL.md
@@ -20,7 +20,9 @@ git checkout -b feat/<task-slug>
 # 实现代码 + 单元测试
 npm test
 git commit -m "feat(<scope>): <title>"
-gh pr create --title "<title>" --body "Closes #<issue-num>"
+mkdir -p docs/dev/handoff
+echo "Closes #<issue-num>" > docs/dev/handoff/pr-body.md
+gh pr create --title "<title>" --body-file docs/dev/handoff/pr-body.md
 ```
 
 ### 4. 更新开发文档
diff --git a/assets/skills/flow-design/SKILL.md b/assets/skills/flow-design/SKILL.md
index 7d45675..1bcd71f 100644
--- a/assets/skills/flow-design/SKILL.md
+++ b/assets/skills/flow-design/SKILL.md
@@ -31,8 +31,19 @@ ADR 至少记录：
 
 ### 4. 附到 GitHub Issue
 ```bash
-gh issue comment <issue-number> \
-  --body "## 技术方案\n\n...（摘要）\n\n## ADR\n\n...（ADR 列表）\n\n完整文档：docs/dev/specs/<title>.md"
+mkdir -p docs/dev/handoff
+cat > docs/dev/handoff/design-comment.md << 'EOF'
+## 技术方案
+
+...（摘要）
+
+## ADR
+
+...（ADR 列表）
+
+完整文档：docs/dev/specs/<title>.md
+EOF
+gh issue comment <issue-number> --body-file docs/dev/handoff/design-comment.md
 ```
 
 ## Output
diff --git a/assets/skills/flow-requirements/SKILL.md b/assets/skills/flow-requirements/SKILL.md
index 3a2a2d7..f307dd5 100644
--- a/assets/skills/flow-requirements/SKILL.md
+++ b/assets/skills/flow-requirements/SKILL.md
@@ -26,11 +26,12 @@
 - 避免重复讨论
 
 ### 4. 创建 Parent GitHub Issue
-```
+```bash
+mkdir -p tmp
 gh issue create \
   --title "<PRD Title>" \
   --label "enhancement" \
-  --body "$(cat docs/prd/<title>.md)"
+  --body-file docs/prd/<title>.md
 ```
 
 ## Output
diff --git a/assets/skills/flow-tasks/SKILL.md b/assets/skills/flow-tasks/SKILL.md
index 137b083..eded627 100644
--- a/assets/skills/flow-tasks/SKILL.md
+++ b/assets/skills/flow-tasks/SKILL.md
@@ -36,11 +36,19 @@ labels: ["backend"]
 ### 3. 创建 Sub Issues
 
 ```bash
+mkdir -p docs/dev/handoff
+cat > docs/dev/handoff/task-issue-body.md << 'EOF'
+## 依赖
+前置任务: <列表>
+
+## 描述
+...
+EOF
 gh issue create \
   --title "<task-name>" \
   --label "task" \
   --parent <parent-number> \
-  --body "## 依赖\n前置任务: <列表>\n\n## 描述\n..."
+  --body-file docs/dev/handoff/task-issue-body.md
 ```
 
 ## Output