Dockerfile

FROM php:8.1-fpm

# Install extensions
RUN set -xe \
	&& apt-get update \
	&& apt-get install -y libicu-dev --no-install-recommends \
	&& apt-get install -y zlib1g-dev \
		libfreetype6-dev \
        libmagickwand-dev \
        libjpeg62-turbo-dev \
        libmcrypt-dev \
        libpng-dev \
        libzip-dev \
        jpegoptim \
        optipng \
        gifsicle \
        sendmail \
        git-core \
        build-essential \
        openssl \
        libssl-dev \
        libonig-dev \
        python3 \
        zip \
        cron \
        libc-client-dev \
        libkrb5-dev \
	&& docker-php-ext-configure pdo_mysql --with-pdo-mysql=mysqlnd \
	&& docker-php-ext-install -j$(nproc) pdo_mysql mysqli calendar intl \
	&& docker-php-ext-configure gd \
    && docker-php-ext-install -j$(nproc) gd \
    && docker-php-ext-configure imap --with-kerberos --with-imap-ssl \
    && docker-php-ext-install imap soap zip \
	&& apt-get purge -y --auto-remove libicu-dev \
	&& rm -rf /var/lib/apt/lists/*

# Configure production php.ini
RUN curl -sS https://raw.githubusercontent.com/php/php-src/master/php.ini-production \
	| sed -e 's/^;\(date.timezone.*\)/\1 \"Etc\/UTC\"/' \
	-e 's/^\(upload_max_filesize =\).*/\1 25M/' \
	-e 's/^\(post_max_size =\).*/\1 25M/' \
	> /usr/local/etc/php/php.ini

# Install ioncube loader
ADD https://downloads.ioncube.com/loader_downloads/ioncube_loaders_lin_x86-64.tar.gz /tmp/
RUN tar xvzfC /tmp/ioncube_loaders_lin_x86-64.tar.gz /tmp/ && \
	php_ext_dir="$(php -i | grep extension_dir | head -n1 | awk '{print $3}')" && \
	mv /tmp/ioncube/ioncube_loader_lin_8.1.so "${php_ext_dir}/" && \
    echo "zend_extension = $php_ext_dir/ioncube_loader_lin_8.1.so" \
        > /usr/local/etc/php/conf.d/00-ioncube.ini && \
	rm /tmp/ioncube_loaders_lin_x86-64.tar.gz && \
	rm -rf /tmp/ioncube