opendkim run as user

Author: namachan10777

opendkim/Dockerfile

@@ -9,5 +9,7 @@ RUN groupmod -g ${OPENDKIM_GID} opendkim && \
     usermod -u ${OPENDKIM_UID} -g ${OPENDKIM_GID} opendkim
 RUN groupadd -g ${POSTFIX_GID} postfix && gpasswd -a opendkim postfix
 
+USER opendkim
+
 ENTRYPOINT ["/usr/sbin/opendkim"]
 CMD ["-f", "-x", "/etc/opendkim/opendkim.conf"]