nginx.conf

map $http_accept $webp_suffix {
  default "";
  "~*webp" ".webp";
}
pagespeed XHeaderValue "Powered By ngx_pagespeed";

    location ^~ /thumbnail/ {
        pagespeed off;
        expires 1y;
        add_header Pragma public;
        add_header Cache-Control "public";
        add_header X-OUPUT static;
        try_files /webp/$uri$webp_suffix $uri =404;
    }

    location ^~ /media/ {
        pagespeed off;
        expires 1y;
        add_header Pragma public;
        add_header Cache-Control "public";
        add_header X-OUPUT static;
        try_files /webp/$uri$webp_suffix $uri =404;
    }

webp-crontab.conf

# WebP
15 */1 * * * bash /home/USER/bin/webpconvertOnlyNewFiles.sh > /dev/null
30  23 * * 7 bash /home/USER/bin/webpconvertComplete.sh > /dev/null

webp.htaccess

# BOF: WEBP
AddType image/webp .webp
RewriteCond %{REQUEST_URI} (thumbnail|media)
RewriteCond %{HTTP_ACCEPT} image/webp
RewriteCond %{REQUEST_FILENAME} -f
RewriteCond %{REQUEST_URI} \.(jpg|png)$ [NC]
RewriteCond %{DOCUMENT_ROOT}/webp%{REQUEST_URI}.webp -f
RewriteRule ^ /webp%{REQUEST_URI}.webp [L,T=image/webp]
# EOF: WEBP

webpconvert.sh

#!/bin/bash

# File Location: /home/USER/bin/webpconvert.sh

FILEPATH=$(echo $1)

echo "$FILEPATH"
DIRNAME=$(dirname "$FILEPATH")
BASEPATH=$(basename "$FILEPATH")

NEWDIR="webp/${DIRNAME}"
echo " "
echo $DIRNAME
echo $BASEPATH

mkdir -p "webp/$DIRNAME"
echo " "

cwebp "$FILEPATH" -o "${NEWDIR}/${BASEPATH}.webp"

webpconvertComplete.sh

#!/bin/bash

# File Location: /home/USER/bin/webpconvertComplete.sh
# Shopware 6 Sample!

cd /home/USER/htdocs/public && find thumbnail/ -type f -iname "*.png" -exec webpconvert.sh "{}" \;
cd /home/USER/htdocs/public && find thumbnail/ -type f -iname "*.jpeg" -exec webpconvert.sh "{}" \;
cd /home/USER/htdocs/public && find thumbnail/ -type f -iname "*.jpg" -exec webpconvert.sh "{}" \;

cd /home/USER/htdocs/public && find media/ -type f -iname "*.png" -exec webpconvert.sh "{}" \;
cd /home/USER/htdocs/public && find media/ -type f -iname "*.jpeg" -exec webpconvert.sh "{}" \;
cd /home/USER/htdocs/public && find media/ -type f -iname "*.jpg" -exec webpconvert.sh "{}" \;

find /home/USER/htdocs/public/webp -type f -mtime +2 -exec rm -f "{}" \;

webpconvertOnlyNewFiles.sh

#!/bin/bash

# File Location: /home/USER/bin/webpconvertOnlyNewFiles.sh

# Shopware 6 Sample!

cd /home/USER/htdocs/public && find thumbnail/ -newermt '2 hour ago' -type f -iname "*.png" -exec webpconvert.sh "{}" \;
cd /home/USER/htdocs/public && find thumbnail/ -newermt '2 hour ago' -type f -iname "*.jpeg" -exec webpconvert.sh "{}" \;
cd /home/USER/htdocs/public && find thumbnail/ -newermt '2 hour ago' -type f -iname "*.jpg" -exec webpconvert.sh "{}" \;

cd /home/USER/htdocs/public && find media/ -newermt '2 hour ago' -type f -iname "*.png" -exec webpconvert.sh "{}" \;
cd /home/USER/htdocs/public && find media/ -newermt '2 hour ago' -type f -iname "*.jpeg" -exec webpconvert.sh "{}" \;
cd /home/USER/htdocs/public && find media/ -newermt '2 hour ago' -type f -iname "*.jpg" -exec webpconvert.sh "{}" \;