docker-entrypoint.sh

#!/usr/bin/env bash
set -Eeuo pipefail

if [[ "$1" =~ php-fpm|apache2* ]]; then
    uid=$(id -u)
    gid=$(id -g)

    if [ "$uid" -eq 0 ]; then
        user="${APACHE_RUN_USER:-www-data}"
        group="${APACHE_RUN_GROUP:-www-data}"
    else
        user="$uid"
        group="$gid"
    fi

    if [ ! -e index.php ]; then
        if [ "$uid" = '0' ] && [ "$(stat -c '%u:%g' .)" = '0:0' ]; then
			chown "$user:$group" .
		fi

        if [ -d catalog ] || [ -d admin ]; then
            echo >&1 "Atenção! A pasta deve estar vazia para inciar o projeto"
        fi

        sourceTarArgs=(
			--create
			--directory /usr/src/opencart
			--owner "$user" --group "$group"
			--file -
		)
		targetTarArgs=(
			--extract
			--file -
		)

        if [ "$uid" != '0' ]; then
			targetTarArgs+=( --no-overwrite-dir )
		fi

        tar "${sourceTarArgs[@]}" . | tar "${targetTarArgs[@]}"

        echo >&2 "Arquivos copiados para $PWD"
    fi
fi

exec "$@"

Dockerfile

FROM php:7.4-fpm

ARG VERSION="1.5.0" \
    ENV_MODE="development"

# Instala as dependências necessárias e habilita as extensões do PHP
RUN set -ex; \
    apt update; \
    apt install -y --no-install-recommends \
        apt-transport-https \
        libjpeg62-turbo-dev \
        libfreetype6-dev \
        libpng-dev \
        libxml2-dev \
        libonig-dev \
        libzip-dev \
        zip \
        netcat \
        libcurl4-openssl-dev; \
    \
    docker-php-ext-configure gd --with-jpeg --with-freetype; \
    \
    docker-php-ext-install -j$(nproc) \
        gd \
        pdo \
        mbstring \
        pdo_mysql \
        zip; \
    rm -rf /var/lib/apt/lists/*; \
    \
    curl -sSLo- https://getcomposer.org/installer | php -- --filename=composer --install-dir=/bin;

# Configura regras de exibição do log
RUN { \
        echo 'error_reporting = E_ERROR | E_WARNING | E_PARSE | E_CORE_ERROR | E_CORE_WARNING | E_COMPILE_ERROR | E_COMPILE_WARNING | E_RECOVERABLE_ERROR'; \
        echo 'display_errors = Off'; \
        echo 'display_startup_errors = Off'; \
        echo 'error_log = /dev/stderr'; \
        echo 'log_errors = On'; \
        echo 'log_errors_max_len = 1024'; \
        echo 'ignore_repeated_errors = On'; \
        echo 'ignore_repeated_source = Off'; \
        echo 'html_errors = Off'; \
        echo 'zend.exception_ignore_args = Off'; \
        echo 'zend.exception_string_param_max_len = 25'; \
    } > /usr/local/etc/php/conf.d/error-logging.ini

# Configura o PHP para funcionamento da plataforma
RUN { \
        echo 'allow_url_fopen = On'; \
        echo 'default_charset = UTF-8'; \
        echo 'file_uploads = On'; \
        echo 'max_execution_time = 360'; \
        echo 'memory_limit = 128M'; \
        echo 'upload_max_filesize = 200M'; \
        echo 'open_basedir = none'; \
        echo "user_agent = \"Curl-OpenCartBrasil/${VERSION}\""; \
        echo 'post_max_size = 200M'; \
        echo 'session.auto_start = Off'; \
        echo 'session.use_only_cookies = On'; \
        echo 'session.use_cookies = On'; \
        echo 'session.use_trans_sid = Off'; \
        echo 'session.cookie_httponly = Off'; \
        echo 'session.cache_limiter = nocache'; \
    } > /usr/local/etc/php/conf.d/opencart-brasil.ini;

RUN set -aux; \
    curl -sSLo opencart.tar.gz "https://github.com/opencartbrasil/opencartbrasil/archive/refs/tags/v${VERSION}.tar.gz"; \
    mkdir -p /usr/src/opencart; \
    tar -xzvf opencart.tar.gz -C /usr/src/opencart --strip-components 1; \
    rm opencart.tar.gz; \
    mkdir -p /var/www/html/image/cache/; \
    mkdir -p /var/www/html/image/catalog/; \
    mkdir -p /var/www/html/system/storage/; \
    mkdir -p /var/www/html/system/storage/cache/; \
    mkdir -p /var/www/html/system/storage/logs/; \
    mkdir -p /var/www/html/system/storage/download/; \
    mkdir -p /var/www/html/system/storage/upload/; \
    mkdir -p /var/www/html/system/storage/session/; \
    mkdir -p /var/www/html/system/storage/modification/; \
    [ ! -f /var/www/html/config.php ] && touch /var/www/html/config.php; \
    [ ! -f /var/www/html/admin/config.php ] && touch /var/www/html/admin/config.php; \
    \
    chown -R www-data: /var/www/html/image/; \
    chown -R www-data: /var/www/html/system/storage/{cache,logs,download,upload,session,modification}/; \
    chown -R www-data: /var/www/html/admin/config.php; \
    chown -R www-data: /var/www/html/config.php;

VOLUME /var/www/html

EXPOSE 8888

COPY docker-entrypoint.sh /
ENTRYPOINT ["/docker-entrypoint.sh"]
CMD ["php-fpm"]