🎨 style(markdown): format all markdown files with prettier

- 使用 prettier 格式化所有 markdown 文件
- prose-wrap: always, print-width: 80
- 保持代码块和表格格式
- 提升可读性和一致性

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

codex/skills/pdf-workflow/SKILL.md

@@ -1,6 +1,9 @@
 ---
 name: pdf-workflow
-description: "PDF workflow: extract text/tables, merge/split, fill forms, redact, validate outputs. Triggers: pdf workflow, 处理PDF, PDF提取, PDF合并, PDF拆分, 填PDF表单, redaction."
+description:
+  "PDF workflow: extract text/tables, merge/split, fill forms, redact, validate
+  outputs. Triggers: pdf workflow, 处理PDF, PDF提取, PDF合并, PDF拆分,
+  填PDF表单, redaction."
 ---
 
 # PDF Workflow