add shadow

Dockerfile

@@ -65,11 +65,12 @@ FROM php:${PHP_VERSION}
 ARG ENVIRONMENT=production
 
 # install system libs
-RUN apk add --no-cache libintl c-client libpng icu-libs libldap libpq libzip
+RUN apk add --no-cache libintl c-client libpng icu-libs libldap libpq libzip shadow
 
 # Install apps
 RUN apk add --no-cache wget curl bash git openssh supervisor nginx openssl zip 
 
+
 ENV DIR /var/www
 ENV DOCKERIZE_VERSION v0.6.1