- Run bun run build: succeeded
- Run bun run lint: no errors (3 img warnings acceptable)
- Fix any types in app/posts/[slug]/page.tsx with proper hast/rehype-pretty-code types
- Fix any type in mdx-components.tsx pre component with React.HTMLAttributes
- Remove unused language variable from mdx-components.tsx
- Verify all 3 posts render with <p> tags, code block syntax highlighting, and heading ids
