AVIF -> WebP -> PNG

unknown type -> WebP -> PNG

not actually AVIF -> WebP -> PNG

not found -> WebP -> PNG

decode failure -> WebP -> PNG

AVIF -> WebP -> PNG (no image types)

JXL -> PNG

missing AVIF img with an error fallback to PNG

existing AVIF img with an error fallback to PNG

existing JXL img with an error fallback to PNG

image via CSS

JXL image via CSS