Blog

I locked the code-block contract so articles would not break render: short lang ids, explicit Shiki aliases, and malformed blocks rejected before publish.

A tiny ArticleBody bug made paragraphs split and spacing drift. The fix was not a parser rewrite, just merging consecutive HTML fragments.

How I split a Next.js sitemap into 200-URL child files, listed them in robots.txt, and what Google actually reads from a sitemap.

How I split a Next.js sitemap into 200-URL child files with generateSitemaps, listed them in robots.txt, and what Google actually reads from a sitemap.

A double code block bug on the blog: a module-level /g regex's lastIndex gets clobbered across parallel async calls. The fix is eight lines.

Auditing my blog article pipeline: a chopped mermaid token, paragraphs that shattered despite clean verify, and three gate gaps found only by a human question.

Vercel's iad1 Washington default only affects functions — the 126-PoP CDN already serves readers from Singapore. How to pick and switch the right region.

A three-lane branch model for safe deploys: main as the source of truth, staging for Vercel previews, api for VPS deploys via GitHub Actions.

Notes from moving this blog's frontend to Vercel: Next.js standalone output, a multi-stage Dockerfile for a lean image, and preview deployments per branch.