Adde to install postgresql-client

Dockerfile

@@ -12,7 +12,7 @@ RUN echo "#!/bin/sh\nexit 0" > /usr/sbin/policy-rc.d && \
     curl -sL https://deb.nodesource.com/setup_6.x | bash - && \
     apt-get -y update && \
     echo ttf-mscorefonts-installer msttcorefonts/accepted-mscorefonts-eula select true | debconf-set-selections && \
-    apt-get --force-yes -yq install software-properties-common adduser postgresql redis-server rabbitmq-server nginx-extras nodejs libstdc++6 libcurl3 libxml2 libboost-regex-dev zlib1g supervisor fonts-dejavu fonts-liberation ttf-mscorefonts-installer fonts-crosextra-carlito fonts-takao-gothic fonts-opensymbol libxss1 libgtkglext1 libcairo2 xvfb libxtst6 libgconf2-4 libasound2 bomstrip libnspr4 libnss3 libnss3-nssdb nano htop && \
+    apt-get --force-yes -yq install software-properties-common adduser postgresql postgresql-client redis-server rabbitmq-server nginx-extras nodejs libstdc++6 libcurl3 libxml2 libboost-regex-dev zlib1g supervisor fonts-dejavu fonts-liberation ttf-mscorefonts-installer fonts-crosextra-carlito fonts-takao-gothic fonts-opensymbol libxss1 libgtkglext1 libcairo2 xvfb libxtst6 libgconf2-4 libasound2 bomstrip libnspr4 libnss3 libnss3-nssdb nano htop && \
     sudo -u postgres psql -c "CREATE DATABASE onlyoffice;" && \
     sudo -u postgres psql -c "CREATE USER onlyoffice WITH password 'onlyoffice';" && \
     sudo -u postgres psql -c "GRANT ALL privileges ON DATABASE onlyoffice TO onlyoffice;" && \