v15.5.22
[15.x] fix(next/image): improve performance of detectContentType()
feat(image-optimizer): use previously cached image cache entry if upstream image is identical (#67257)
fetch(next/image): reduce maximumResponseBody from 300MB to 50MB (#88588)
fix(next/image): ensure `images.maximumResponseBody` applies to local images too (#92920)
Move unit tests to one folder and migrate them to TypeScript (#28427)
Remove `revalidate` property from incremental cache `ctx` for `FETCH` kind (#76500)
[backport] feat(next/image): add lru disk cache and `images.maximumDiskCacheSize` (#91660)
feat(next/image): add `images.localPatterns` config (#70529)
feat(next/image): support `new URL()` for `images.remotePatterns` (#77692)