Add global composer package hirak/prestissimo

Dockerfile

@@ -24,7 +24,8 @@ RUN apk update && \
     ln -s /usr/lib/libgcc_s.so.1 /lib/libgcc_s.so.1 && \
     ln -s /lib/libgcc_s.so.1 /usr/glibc-compat/lib/ && \
     \
-    ln -s /usr/bin/php7 /usr/local/bin/php &&\
+    ln -s /usr/bin/php7 /usr/local/bin/php && \
+    composer global require "hirak/prestissimo:^0.3" && \
     \
     wget -q https://github.com/docker/compose/releases/download/${compose_version}/docker-compose-`uname -s`-`uname -m` -O /usr/local/bin/docker-compose && \
     chmod +x /usr/local/bin/docker-compose && \