Earlier this year I mass-migrated my blog to Astro using Claude
Code.146 posts.6,024 images.Canonical URLs, JSON-LD markup, sitemap
generation, the whole stack.I’d spent hours writing a skills file
to teach the agent about my blog’s architecture, how deployment
worked, what not to touch.And it worked.Claude Code rewrote
components, fixed trailing-slash mismatches across hundreds of
pages, added BreadcrumbList structured data to hundreds of
routes.Lighthouse scores hit 97 on performance.The blog looked
better than it ever had. The problem was that I