Docker : composer require = php extension not found – PHP Versions

I am trying to make a symfony6 + php8 + nginx image

so far running docker-compose -build I am getting error

#25 3.462   [InvalidArgumentException]      
#25 3.462   Could not find package ext-gd. 

here is my Dockerfile

# the different stages of this Dockerfile are meant to be built into separate images
# https://docs.docker.com/develop/develop-images/multistage-build/#stop-at-a-specific-build-stage
# https://docs.docker.com/compose/compose-file/#target


# https://docs.docker.com/engine/reference/builder/#understand-how-arg-and-from-interact
ARG PHP_VERSION=8.1
ARG CADDY_VERSION=2

# "php" stage
FROM php:${PHP_VERSION}-fpm-alpine AS symfony_php

# persistent / runtime deps
RUN apk add --no-cache 
        acl 
        fcgi 
        file 
        gettext 
        git 
        gnu-libiconv 
    ;

# install gnu-libiconv and set LD_PRELOAD env to make iconv work fully on Alpine image.
# see https://github.com/docker-library/php/issues/240#issuecomment-763112749
ENV LD_PRELOAD /usr/lib/preloadable_libiconv.so

ARG APCU_VERSION=5.1.21
RUN set -eux; 
    apk add --no-cache --virtual .build-deps 
        $PHPIZE_DEPS 
        icu-dev 
        libzip-dev 
        zlib-dev 
    ; 
    
    docker-php-ext-configure zip; 
    docker-php-ext-install -j$(nproc) 
        intl 
        zip 
    ; 
    pecl install 
        apcu-${APCU_VERSION} 
    ; 
    pecl clear-cache; 
    docker-php-ext-enable 
        apcu 
        opcache 
    ; 
    
    runDeps="$( 
        scanelf --needed --nobanner --format '%n#p' --recursive /usr/local/lib/php/extensions 
            | tr ',' 'n' 
            | sort -u 
            | awk 'system("[ -e /usr/local/lib/" $1 " ]") == 0 { next } { print "so:" $1 }' 
    )"; 
    apk add --no-cache --virtual .phpexts-rundeps $runDeps; 
    
    apk del .build-deps

COPY docker/php/docker-healthcheck.sh /usr/local/bin/docker-healthcheck
RUN chmod +x /usr/local/bin/docker-healthcheck

HEALTHCHECK --interval=10s --timeout=3s --retries=3 CMD ["docker-healthcheck"]

RUN ln -s $PHP_INI_DIR/php.ini-production $PHP_INI_DIR/php.ini
COPY docker/php/conf.d/symfony.prod.ini $PHP_INI_DIR/conf.d/symfony.ini

COPY docker/php/php-fpm.d/zz-docker.conf /usr/local/etc/php-fpm.d/zz-docker.conf

COPY docker/php/docker-entrypoint.sh /usr/local/bin/docker-entrypoint
RUN chmod +x /usr/local/bin/docker-entrypoint

VOLUME /var/run/php

COPY --from=composer:latest /usr/bin/composer /usr/bin/composer

# https://getcomposer.org/doc/03-cli.md#composer-allow-superuser
ENV COMPOSER_ALLOW_SUPERUSER=1

ENV PATH="${PATH}:/root/.composer/vendor/bin"

WORKDIR /srv/app

# Allow to choose skeleton
ARG SKELETON="symfony/skeleton"
ENV SKELETON ${SKELETON}

# Allow to use development versions of Symfony
ARG STABILITY="stable"
ENV STABILITY ${STABILITY}

# Allow to select skeleton version
ARG SYMFONY_VERSION=""
ENV SYMFONY_VERSION ${SYMFONY_VERSION}

# Download the Symfony skeleton and leverage Docker cache layers
RUN composer create-project "${SKELETON} ${SYMFONY_VERSION}" . --stability=$STABILITY --prefer-dist --no-dev --no-progress --no-interaction; 
    composer clear-cache

###> recipes ###
###> doctrine/doctrine-bundle ###
RUN apk add --no-cache --virtual .mysql-deps mysql-dev; 
    docker-php-ext-install -j$(nproc) pdo_mysql; 
    apk add --no-cache --virtual .mysql-rundeps so:libpq.so.5; 
    apk del .mysql-deps
###< doctrine/doctrine-bundle ###
###< recipes ###

COPY . .

RUN composer require ext-gd
RUN composer require ext-imagick
RUN composer require ext-ctype
RUN composer require ext-fileinfo
RUN composer require ext-iconv
RUN composer require ext-json
RUN composer require ext-openssl
RUN composer require composer/package-versions-deprecated
RUN composer require doctrine/doctrine-bundle
RUN composer require doctrine/doctrine-migrations-bundle
RUN composer require doctrine/migrations
RUN composer require doctrine/orm
RUN composer require jms/serializer-bundle
RUN composer require knplabs/knp-paginator-bundle
RUN composer require laminas/laminas-code
RUN composer require symfony/asset
RUN composer require symfony/cache
RUN composer require symfony/config
RUN composer require symfony/console
RUN composer require symfony/debug-bundle
RUN composer require symfony/dependency-injection
RUN composer require symfony/dotenv
RUN composer require symfony/flex
RUN composer require symfony/framework-bundle
RUN composer require symfony/mailer
RUN composer require symfony/mercure-bundle
RUN composer require symfony/mime
RUN composer require symfony/monolog-bundle
RUN composer require symfony/proxy-manager-bridge
RUN composer require symfony/runtime
RUN composer require symfony/twig-bundle
RUN composer require symfony/validator
RUN composer require symfony/web-profiler-bundle
RUN composer require symfony/yaml
RUN composer require-dev symfony/maker-bundle
RUN composer require-dev symfony/var-dumper


RUN set -ex 
    && apk add --no-cache --virtual .phpize-deps $PHPIZE_DEPS imagemagick-dev libtool 
    && export CFLAGS="$PHP_CFLAGS" CPPFLAGS="$PHP_CPPFLAGS" LDFLAGS="$PHP_LDFLAGS" 
    && pecl install imagick 
    && docker-php-ext-enable imagick 
    && apk add --no-cache --virtual .imagick-runtime-deps imagemagick 
    && apk del .phpize-deps

RUN set -eux; 
    mkdir -p var/cache var/log; 
    composer install --prefer-dist --no-dev --no-progress --no-scripts --no-interaction; 
    composer dump-autoload --classmap-authoritative --no-dev; 
    composer symfony:dump-env prod; 
    composer run-script --no-dev post-install-cmd; 
    chmod +x bin/console; sync
VOLUME /srv/app/var

ENTRYPOINT ["docker-entrypoint"]
CMD ["php-fpm"]

FROM caddy:${CADDY_VERSION}-builder-alpine AS symfony_caddy_builder

RUN xcaddy build 
    --with github.com/dunglas/mercure 
    --with github.com/dunglas/mercure/caddy 
    --with github.com/dunglas/vulcain 
    --with github.com/dunglas/vulcain/caddy

FROM caddy:${CADDY_VERSION} AS symfony_caddy

WORKDIR /srv/app

COPY --from=dunglas/mercure:v0.11 /srv/public /srv/mercure-assets/
COPY --from=symfony_caddy_builder /usr/bin/caddy /usr/bin/caddy
COPY --from=symfony_php /srv/app/public public/
COPY docker/caddy/Caddyfile /etc/caddy/Caddyfile