docs: 清理Ying主题冗余文档

- 删除20个优化相关文档
- 已整理到 docs/性能优化文档/ 文件夹
- 保留 README.md 和 archetypes/post.md

docs/CLEANUP_GUIDE.md

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+# 🧹 Ying主题文档清理指南
+
+## 📋 需要删除的文件（20个）
+
+这些文件都已经整理到 `docs/性能优化文档/` 文件夹，可以安全删除。
+
+### 删除命令（Windows CMD）
+
+```bash
+cd E:\GitHub\blog
+
+# 删除优化文档
+del themes\Ying\OPTIMIZATION_REPORT.md
+del themes\Ying\OPTIMIZATION_STEP1_PLAN.md
+del themes\Ying\TEST_STEP1.md
+del themes\Ying\OPTIMIZATION_STEP2_PLAN.md
+del themes\Ying\OPTIMIZATION_STEP2_FINAL.md
+del themes\Ying\OPTIMIZATION_STEP3_PLAN.md
+del themes\Ying\OPTIMIZATION_COMPLETE_GUIDE.md
+del themes\Ying\IMPLEMENTATION_SUMMARY.md
+del themes\Ying\TEST_JS_OPTIMIZATION.md
+del themes\Ying\GUIDE_FONT_SUBSETTING.md
+del themes\Ying\PLAN1_COMPLETE_SUMMARY.md
+del themes\Ying\PJAX_COMPATIBILITY.md
+del themes\Ying\PJAX_FIX_SUMMARY.md
+del themes\Ying\FONT_OPTIMIZATION_MANUAL.md
+del themes\Ying\FONT_OPTIMIZATION_FALLBACK.md
+del themes\Ying\FINAL_FONT_TEST.md
+del themes\Ying\GITHUB_ACTIONS_GUIDE.md
+del themes\Ying\COMMIT_GUIDE.md
+del themes\Ying\ACTIONS_FIX_GUIDE.md
+del themes\Ying\PROJECT_COMPLETE_SUMMARY.md
+```
+
+### 删除命令（Mac/Linux）
+
+```bash
+cd E:\GitHub\blog
+
+# 删除优化文档
+rm themes/Ying/OPTIMIZATION_REPORT.md
+rm themes/Ying/OPTIMIZATION_STEP1_PLAN.md
+rm themes/Ying/TEST_STEP1.md
+rm themes/Ying/OPTIMIZATION_STEP2_PLAN.md
+rm themes/Ying/OPTIMIZATION_STEP2_FINAL.md
+rm themes/Ying/OPTIMIZATION_STEP3_PLAN.md
+rm themes/Ying/OPTIMIZATION_COMPLETE_GUIDE.md
+rm themes/Ying/IMPLEMENTATION_SUMMARY.md
+rm themes/Ying/TEST_JS_OPTIMIZATION.md
+rm themes/Ying/GUIDE_FONT_SUBSETTING.md
+rm themes/Ying/PLAN1_COMPLETE_SUMMARY.md
+rm themes/Ying/PJAX_COMPATIBILITY.md
+rm themes/Ying/PJAX_FIX_SUMMARY.md
+rm themes/Ying/FONT_OPTIMIZATION_MANUAL.md
+rm themes/Ying/FONT_OPTIMIZATION_FALLBACK.md
+rm themes/Ying/FINAL_FONT_TEST.md
+rm themes/Ying/GITHUB_ACTIONS_GUIDE.md
+rm themes/Ying/COMMIT_GUIDE.md
+rm themes/Ying/ACTIONS_FIX_GUIDE.md
+rm themes/Ying/PROJECT_COMPLETE_SUMMARY.md
+```
+
+---
+
+## ✅ 保留的文件
+
+**不要删除这些文件：**
+- ✅ `README.md` - 主题说明文档
+- ✅ `archetypes/post.md` - Hugo模板文件
+
+---
+
+## 📊 清理验证
+
+### 清理前
+
+```bash
+dir themes\Ying\*.md
+```
+
+**应该看到20个优化文档**
+
+### 清理后
+
+```bash
+dir themes\Ying\*.md
+```
+
+**应该只看到2个文件：**
+- README.md
+- archetypes\post.md
+
+---
+
+## 💡 已整理的文档位置
+
+**所有优化文档已整理到：**
+```
+E:\GitHub\blog\docs\性能优化文档\
+```
+
+**索引文档：**
+```
+E:\GitHub\blog\docs\性能优化文档\README.md
+```
+
+---
+
+## 🎯 快速清理命令
+
+### 一键清理（Windows PowerShell）
+
+```powershell
+cd E:\GitHub\blog
+
+# 删除所有优化文档
+Remove-Item themes\Ying\OPTIMIZATION_*.md -Force
+Remove-Item themes\Ying\TEST_*.md -Force
+Remove-Item themes\Ying\PLAN1_*.md -Force
+Remove-Item themes\Ying\PJAX_*.md -Force
+Remove-Item themes\Ying\FONT_*.md -Force
+Remove-Item themes\Ying\FINAL_*.md -Force
+Remove-Item themes\Ying\GITHUB_*.md -Force
+Remove-Item themes\Ying\COMMIT_*.md -Force
+Remove-Item themes\Ying\ACTIONS_*.md -Force
+Remove-Item themes\Ying\PROJECT_*.md -Force
+Remove-Item themes\Ying\IMPLEMENTATION_*.md -Force
+Remove-Item themes\Ying\GUIDE_*.md -Force
+Remove-Item themes\Ying\OPTIMIZATION_COMPLETE_GUIDE.md -Force
+
+Write-Host "✅ 清理完成"
+```
+
+---
+
+## 📝 清理后提交
+
+```bash
+# 查看删除的文件
+git status
+
+# 提交清理
+git add -A
+git commit -m "docs: 清理Ying主题冗余文档
+
+- 删除20个优化相关文档
+- 已整理到 docs/性能优化文档/ 文件夹
+- 保留 README.md 和 archetypes/post.md"
+
+# 推送
+git push origin main
+```
+
+---
+
+## 🎉 清理完成
+
+### 清理效果
+
+- ✅ Ying主题目录更简洁
+- ✅ 只保留必要文件
+- ✅ 优化文档已整理到专门文件夹
+- ✅ 便于维护和查找
+
+### 文档位置
+
+**所有优化文档：**
+```
+E:\GitHub\blog\docs\性能优化文档\
+```
+
+**索引文档：**
+```
+E:\GitHub\blog\docs\性能优化文档\README.md
+```
+
+---
+
+**清理指南完成！** 🎉
+
+**按照指南操作即可清理Ying主题中的冗余文档！**