feat(dev-workflow): Phase 11 - 集成测试 + v1.0 完成

测试:
- test_dev_workflow.py - 10个单元测试全部通过
- quick_test.sh - 快速验证脚本
- INTEGRATION_TEST.md - 集成测试指南

文档:
- 更新 README.md 添加 dev-workflow 技能
- 更新 ROADMAP.md 标记所有阶段完成
- 更新 STATE.md 标记里程碑完成

v1.0 功能:
- 9阶段多代理协作开发流程
- 状态持久化和跨会话恢复
- 有限自动修复(最多3次)
- 每阶段进度汇报
- 支持通用项目和kb-skills开发

.planning/ROADMAP.md

@@ -261,7 +261,9 @@
 | 8 | ✓ Completed | 1/1 | 1/1 |
 | 9 | ✓ Completed | 1/1 | 1/1 |
 | 10 | ✓ Completed | 1/1 | 1/1 |
-| 11 | Not Started | 0/1 | 0/1 |
+| 11 | ✓ Completed | 1/1 | 1/1 |
+
+**Status: MILESTONE COMPLETE ✓**
 
 ---
 *Last updated: 2026-03-09*

.planning/STATE.md

@@ -1,10 +1,12 @@
 ---
-phase: 10
+phase: 11
 stage: completed
 milestone: v1.0
 started: 2026-03-09T18:52:00+08:00
-updated: 2026-03-09T19:10:00+08:00
+updated: 2026-03-09T19:15:00+08:00
+completed: 2026-03-09T19:15:00+08:00
 retry_count: 0
+status: milestone_complete
 ---
 
 # dev-workflow - State