docs(README): 更新安装说明以简化路径配置

修复了README中所有技能复制命令中的路径错误，移除了多余的
XzhLoongSkills前缀，使命令更加简洁易用。同时添加了cd命令
以便用户进入正确的目录。

README.md

@@ -7,12 +7,13 @@ Codex / OpenCode AI agent 技能合集，通过 clone + 复制 按需安装。
 ```bash
 # 1. 克隆到本地
 git clone https://gogs.1808366.xyz/kekezack/XzhLoongSkills.git
+cd XzhLoongSkills
 
 # 2. 复制技能到项目目录
-cp -r XzhLoongSkills/skills/<category>/<skill-name> /project/path/.agents/skills/
+cp -r skills/<category>/<skill-name> /project/path/.agents/skills/
 ```
 
-> 全局安装：`cp -r XzhLoongSkills/skills/* ~/.agents/skills/`
+> 全局安装：`cp -r skills/* ~/.agents/skills/`
 > 技能已按类别分入 `essential/`, `code-dev/`, `data-science/`, `academic/`, `office/`, `obsidian/`。
 > 项目级安装：将下方命令中的 `/project/path/.agents/skills/` 替换为实际路径。
 
@@ -23,7 +24,7 @@ cp -r XzhLoongSkills/skills/<category>/<skill-name> /project/path/.agents/skills
 核心工作流技能，无论什么项目类型都推荐安装。
 
 ```bash
-cp -r XzhLoongSkills/skills/essential/{brainstorming,planning-with-files,writing-plans,executing-plans,finishing-a-development-branch,dispatching-parallel-agents,subagent-driven-development,systematic-debugging,karpathy-guidelines,verification-before-completion,handoff-doc,handoff-receive,handoff-review,using-superpowers,writing-skills} /project/path/.agents/skills/
+cp -r skills/essential/{brainstorming,planning-with-files,writing-plans,executing-plans,finishing-a-development-branch,dispatching-parallel-agents,subagent-driven-development,systematic-debugging,karpathy-guidelines,verification-before-completion,handoff-doc,handoff-receive,handoff-review,using-superpowers,writing-skills} ~/.agents/skills/
 ```
 
 | 技能                               | 说明                                   |
@@ -49,7 +50,7 @@ cp -r XzhLoongSkills/skills/essential/{brainstorming,planning-with-files,writing
 代码审查、重构、TDD、测试自动化、Git 工作流。
 
 ```bash
-cp -r XzhLoongSkills/skills/code-dev/{code-reviewer,code-simplifier,requesting-code-review,receiving-code-review,test-driven-development,ralph-loop,using-git-worktrees,ui-ux-pro-max} /project/path/.agents/skills/
+cp -r skills/code-dev/{code-reviewer,code-simplifier,requesting-code-review,receiving-code-review,test-driven-development,ralph-loop,using-git-worktrees,ui-ux-pro-max} /project/path/.agents/skills/
 ```
 
 | 技能                        | 说明                                           |
@@ -68,7 +69,7 @@ cp -r XzhLoongSkills/skills/code-dev/{code-reviewer,code-simplifier,requesting-c
 数据分析、可视化、ML/DL 建模、GPU 加速。
 
 ```bash
-cp -r XzhLoongSkills/skills/data-science/{scikit-learn,transformers,exploratory-data-analysis,statistical-analysis,matplotlib,seaborn,polars,dask,vaex,optimize-for-gpu,pydicom} /project/path/.agents/skills/
+cp -r skills/data-science/{scikit-learn,transformers,exploratory-data-analysis,statistical-analysis,matplotlib,seaborn,polars,dask,vaex,optimize-for-gpu,pydicom} /project/path/.agents/skills/
 ```
 
 | 技能                          | 说明                                     |
@@ -90,8 +91,8 @@ cp -r XzhLoongSkills/skills/data-science/{scikit-learn,transformers,exploratory-
 论文检索、引用管理、科研写作、文献调研。
 
 ```bash
-cp -r XzhLoongSkills/skills/academic/{paper-lookup,citation-management,research-lookup,scientific-writing,pyzotero,parallel-web} /project/path/.agents/skills/
-cp -r XzhLoongSkills/skills/academic/research-skills /project/path/.agents/skills/research-skills
+cp -r skills/academic/{paper-lookup,citation-management,research-lookup,scientific-writing,pyzotero,parallel-web} /project/path/.agents/skills/
+cp -r skills/academic/research-skills /project/path/.agents/skills/research-skills
 ```
 
 | 技能                      | 说明                                           |
@@ -118,7 +119,7 @@ cp -r XzhLoongSkills/skills/academic/research-skills /project/path/.agents/skill
 Office 文档、PDF、幻灯片、Markdown 写作。
 
 ```bash
-cp -r XzhLoongSkills/skills/office/{docx,pdf,pptx,xlsx,markdown-mermaid-writing,markitdown} /project/path/.agents/skills/
+cp -r skills/office/{docx,pdf,pptx,xlsx,markdown-mermaid-writing,markitdown} /project/path/.agents/skills/
 ```
 
 | 技能                         | 说明                                               |
@@ -135,8 +136,8 @@ cp -r XzhLoongSkills/skills/office/{docx,pdf,pptx,xlsx,markdown-mermaid-writing,
 Obsidian 集成子技能 + LLM Wiki 知识库。
 
 ```bash
-cp -r XzhLoongSkills/skills/obsidian/obsidian-skills /project/path/.agents/skills/obsidian-skills
-cp -r XzhLoongSkills/skills/obsidian/xzh-obsidian-llm-wiki /project/path/.agents/skills/
+cp -r skills/obsidian/obsidian-skills /project/path/.agents/skills/obsidian-skills
+cp -r skills/obsidian/xzh-obsidian-llm-wiki /project/path/.agents/skills/
 ```
 
 | 技能                      | 说明                                              |