feat: initial release of pengzhan.dev personal editorial blog platform

- Editorial web platform built with Node.js, Express, EJS, and Vanilla CSS
- Markdown content engine with YAML frontmatter, bilingual variants, and hot-reload watcher
- Unified SQLite with FTS5 search indexing, query logging, and schema filters
- Centered editorial post layout with margin-docked left TOC and mobile bottom sheet
- WordPress-grade comment system with moderation dashboard and bulk operations under /guanli
- Complete SEO suite (JSON-LD structured data, RSS/Atom feeds, XML sitemap, robots.txt)
- CI/CD workflows for linting, security audits (Gitleaks), automated tests, and Docker releases

sample-content/pages/quick-links.md

@@ -0,0 +1,20 @@
+---
+title: "Quick Links"
+permalink: "/quick-links"
+---
+
+A curated collection of public resources, contact points, and references:
+
+## Professional Profiles
+
+- **GitHub**: [github.com/CoderSherlock](https://github.com/CoderSherlock) — open-source projects, personal tools, and experiments.
+- **LinkedIn**: [linkedin.com/in/pengzhanhao](https://www.linkedin.com/in/pengzhanhao/) — professional background.
+- **Instagram**: [@pengzhan.hao](https://www.instagram.com/pengzhan.hao/) — photography and outdoor life.
+
+## Direct Contact
+
+- **Email**: [[email protected]](mailto:[email protected])
+
+## Documents
+
+- **Curriculum Vitae**: [Download CV (PDF)](/documents/CV.pdf)