undone unnecesary changes

dd-apps/docker/nextcloud/Dockerfile

@@ -42,14 +42,6 @@ RUN set -ex; \
         composer \
     ;
 
-RUN apk update
-RUN apk add bash
-RUN apk add curl
-
-# INSTALL COMPOSER
-RUN curl -s https://getcomposer.org/installer | php
-RUN alias composer='php composer.phar'
-
 RUN set -ex; \
     \
     apk add --no-cache --virtual .build-deps \
@@ -94,7 +86,6 @@ RUN sh -c 'curl -sL https://api.github.com/repos/3iPunt/nextcloud_forms/commits/
 ## And current forms code
 RUN sh -c 'curl -sL "https://github.com/3iPunt/nextcloud_forms/archive/$(cat /forms.hash).zip" > /forms.zip'
 
-
 # Setup cron as documented in:
 # https://github.com/nextcloud/docker/blob/master/.examples/dockerfiles/cron/fpm-alpine/Dockerfile
 RUN mkdir -p \