Optimize AI Images for the Web: WebP, AVIF and Alt Text

Help prepare this image for a website.
Image role and subject: [details]. Display sizes and aspect ratios:
[details]. Available source dimensions and formats: [details].
Site image pipeline and browser requirements: [details].
Recommend export variants, crop checks, descriptive filenames and alt
text appropriate to the page context. Separate recommendations from
actual measured results. Do not claim file sizes or performance gains
without inspecting exported files and running the relevant checks.

Replace bracketed fields with your verified inputs.