chore: record journal

Author: mudssky

.trellis/workspace/mudssky/index.md

@@ -8,8 +8,8 @@
 
 <!-- @@@auto:current-status -->
 - **Active File**: `journal-1.md`
-- **Total Sessions**: 4
-- **Last Active**: 2026-05-17
+- **Total Sessions**: 5
+- **Last Active**: 2026-05-21
 <!-- @@@/auto:current-status -->
 
 ---
@@ -19,7 +19,7 @@
 <!-- @@@auto:active-documents -->
 | File | Lines | Status |
 |------|-------|--------|
-| `journal-1.md` | ~144 | Active |
+| `journal-1.md` | ~182 | Active |
 <!-- @@@/auto:active-documents -->
 
 ---
@@ -29,6 +29,7 @@
 <!-- @@@auto:session-history -->
 | # | Date | Title | Commits | Branch |
 |---|------|-------|---------|--------|
+| 5 | 2026-05-21 | 拆分 skills 安装器私有模块 | `c1291c1`, `f2b24b6`, `a5e11df`, `b6faff8`, `ea21a8d`, `4134cab` | `master` |
 | 4 | 2026-05-17 | GitHub CLI download installer | `ea4044c` | `master` |
 | 3 | 2026-05-13 | rathole 配置模板与维护脚本 | `38dd0f9`, `3c9b174`, `4a77e6f`, `8c72b5a` | `master` |
 | 2 | 2026-05-08 | 修复 rclone Vitest 空测试套件 | `3911093` | `master` |

.trellis/workspace/mudssky/journal-1.md

@@ -142,3 +142,41 @@ Implemented a cross-platform PowerShell GitHub Release CLI downloader and instal
 ### Next Steps
 
 - None - task complete
+
+
+## Session 5: 拆分 skills 安装器私有模块
+
+**Date**: 2026-05-21
+**Task**: 拆分 skills 安装器私有模块
+**Branch**: `master`
+
+### Summary
+
+修复 skills 安装器外部命令与已安装检查语义，抽取 psutils 通用执行、配置对象与路径解析 helper，并将 Install-Skills.ps1 的领域逻辑拆分到 ai/skills/private 私有脚本。
+
+### Main Changes
+
+(Add details)
+
+### Git Commits
+
+| Hash | Message |
+|------|---------|
+| `c1291c1` | (see git log) |
+| `f2b24b6` | (see git log) |
+| `a5e11df` | (see git log) |
+| `b6faff8` | (see git log) |
+| `ea21a8d` | (see git log) |
+| `4134cab` | (see git log) |
+
+### Testing
+
+- [OK] (Add test results)
+
+### Status
+
+[OK] **Completed**
+
+### Next Steps
+
+- None - task complete