New PACKAGES logic

piwigo/Dockerfile

@@ -2,6 +2,9 @@ ARG BUILD_FROM
 ARG BUILD_VERSION
 FROM ${BUILD_FROM}
 ENV BASHIO_VERSION=0.14.3
+ENV PACKAGES="jq \
+    curl \
+    cifs-utils"
 
 # Copy root filesystem
 COPY rootfs / 
@@ -10,10 +13,7 @@ VOLUME [ "/data" ]
 
 RUN \
     # Install bashio
-    apk add --no-cache \
-    jq \
-    curl \
-    cifs-utils \
+    apk add --no-cache ${PACKAGES} \
     \
     && curl -J -L -o /tmp/bashio.tar.gz \
     "https://github.com/hassio-addons/bashio/archive/v${BASHIO_VERSION}.tar.gz" \
@@ -25,8 +25,9 @@ RUN \
     && mv /tmp/bashio/lib /usr/lib/bashio \
     && ln -s /usr/lib/bashio/bashio /usr/bin/bashio \
     && rm -fr \
-    /tmp/* \
-    \
+    /tmp/* || true
+
+RUN \
     # Allow UID and GID setting
     && sed -i 's/bash/bashio/g' /etc/cont-init.d/10-adduser \
     && sed -i 's/{PUID:-911}/(bashio::config "PUID")/g' /etc/cont-init.d/10-adduser \