refactor: 项目技能拆分到 skills-projects/

将 coolbuy (3) 和 enjoysa (2) 共 5 个项目特定技能从 skills/ 移至 skills-projects/，
保持通用技能与业务项目技能分离。

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

README.md

@@ -33,48 +33,34 @@ ai-proj-helper/
 ├── init.sh                            # MCP + marketplace 初始化
 ├── sync-skills.sh                     # 同步本地技能
 ├── generate-marketplace.py            # marketplace 生成器
-├── skills/                            # 公共技能 (48 个，Git 版本控制)
+├── skills/                            # 通用技能 (42 个，Git 版本控制)
 │   ├── ai-proj-plugin/
 │   ├── dev-coding-plugin/
 │   ├── feishu-plugin/
 │   └── ...
+├── skills-projects/                   # 项目技能 (5 个，Git 版本控制)
+│   ├── coolbuy-*-plugin/
+│   └── enjoysa-*-plugin/
 └── skills-personal/                   # 个人技能 (.gitignore 排除)
     └── qiudl-personal-plugin/
 ```
 
-## 可用技能 (48 公共)
+## 可用技能
 
-### 开发
+### 通用技能 (skills/, 42 个)
 
-ai-proj, dev, dev-arch, dev-coding, dev-test, frontend-design, agent-swarm
+- **开发**: ai-proj, dev, dev-arch, dev-coding, dev-test, frontend-design, agent-swarm
+- **DevOps**: ops-tools, ops-servers, req-deploy
+- **需求管理**: req, req-commands, req-dev, req-prd, req-review, req-test-gate, req-workflow, requirement, executing-plans
+- **业务**: biz-plan, biz-contract, biz-ops, finance
+- **集成**: feishu, feishu-bitable, feishu-docx, wecom, siyuan, siyuan-to-feishu, data-excel, doubao-voice
+- **通用工具**: openclaw, openclaw-ops, pull-request, finishing-a-development-branch, skill-manager, gitea
+- **会话管理**: save-session, reload-session, read-session, search-sessions, session
 
-### DevOps
+### 项目技能 (skills-projects/, 5 个)
 
-ops-tools, ops-servers, enjoysa-deploy, req-deploy
-
-### 需求管理
-
-req, req-commands, req-dev, req-prd, req-review, req-test-gate, req-workflow, requirement, executing-plans
-
-### 业务
-
-biz-plan, biz-contract, biz-ops, finance
-
-### 集成
-
-feishu, feishu-bitable, feishu-docx, wecom, siyuan, siyuan-to-feishu, data-excel, doubao-voice
-
-### 项目
-
-coolbuy-legacy, coolbuy-paas, coolbuy-platform, enjoysa, openclaw, openclaw-ops
-
-### 会话管理
-
-save-session, reload-session, read-session, search-sessions, session
-
-### 工具
-
-pull-request, finishing-a-development-branch, skill-manager, dotfiles, gitea
+- **酷采**: coolbuy-legacy, coolbuy-paas, coolbuy-platform
+- **畅游南澳**: enjoysa, enjoysa-deploy
 
 ## 配置管理