diff --git a/Dockerfile b/Dockerfile
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+++ b/Dockerfile
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+FROM php:7-apache
+RUN apt update; apt install -y zlib1g-dev sendmail libpng-dev libpcre3-dev libc-client-dev libkrb5-dev; apt clean
+
+RUN docker-php-ext-install mysqli
+RUN docker-php-ext-install gd
+RUN docker-php-ext-install opcache
+
+RUN docker-php-ext-configure imap --with-kerberos --with-imap-ssl \
+    && docker-php-ext-install imap
+
+ENV EXT_APCU_VERSION=5.1.17
+
+RUN docker-php-source extract \
+    # ext-apcu
+    && mkdir -p /usr/src/php/ext/apcu \
+    && curl -fsSL https://github.com/krakjoe/apcu/archive/v$EXT_APCU_VERSION.tar.gz | tar xvz -C /usr/src/php/ext/apcu --strip 1 \
+    && docker-php-ext-install apcu \
+    # cleanup
+    && docker-php-source delete