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marcleblanc2 merged 2 commits into from
Sep 18, 2026
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perf: lazy-load MDX images #1975

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c6a1f08
perf: lazy-load MDX images
marcleblanc2 Sep 17, 2026
f6911a6
todo: track WebP image optimizer follow-up
marcleblanc2 Sep 18, 2026
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6 changes: 6 additions & 0 deletions dev/TODO.md
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Original file line number Diff line number Diff line change
Expand Up @@ -14,3 +14,9 @@
"Generating static pages" time (locally 6.6s with them, 3.6s without).
Options: hoist the font and logo reads in `src/app/api/og/[...path]/route.tsx`
to module scope, or render one image per top-level section instead of per page
- Serve MDX screenshots as WebP through `/_next/image`: branch
`marc/perf/webp-images` (split out of #1975) routes allow-listed GCS
PNG/JPEGs through Next's image optimizer, 1214 KB → 214 KB on
`/batch-changes/delete-a-batch-change`. Needs a decision on the Vercel
Image Optimization bill (~360 source images, one transform per week per
region) before it goes up as a PR
1 change: 1 addition & 0 deletions src/components/mdx/ZoomableImage.tsx
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Expand Up @@ -32,6 +32,7 @@ export function ZoomableImage({className, alt, ...props}: ZoomableImageProps) {
<img
className={`cursor-zoom-in rounded-xl ${className ?? ''}`}
alt={alt}
loading="lazy"
onClick={openModal}
{...props}
/>
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