webpConvert multiple images to WEBP

for f in *.jpg; do cwebp -q 90 "$f" -o "${f%.jpg}.webp"; donectrl + cgithub

`for f in *.jpg` loop through all `jpg` files in current directory	`cwebp -q 90 "$f"` converts image to webp with good quality
`${f%.jpg}.webp"` output images will have `webp` extension