New PACKAGES logic

booksonic_air/Dockerfile

@@ -2,6 +2,12 @@ ARG BUILD_FROM
 ARG BUILD_VERSION
 FROM linuxserver/booksonic-air:latest
 ENV BASHIO_VERSION=0.14.3
+ENV PACKAGES="jq \
+    curl \
+    cifs-utils \
+    keyutils \
+    samba \
+    smbclient"
 
 RUN \
     ################
@@ -9,13 +15,7 @@ RUN \
     ################
     apt-get clean \
     && apt-get update \
-    && apt-get install -y \
-    jq \
-    curl \
-    cifs-utils \
-    keyutils \
-    samba \
-    smbclient \
+    && apt-get install -y --no-install-recommends ${PACKAGES} \
     \ 
     ###################
     # Install bashio #

booksonic_air/root/etc/cont-init.d/00-aaa_dockerfile_backup.sh

@@ -6,15 +6,12 @@ if [ ! -f "/usr/bin/bashio" ]; then
         ################
         # Install apps #
         ################
-        apt-get clean
-        apt-get update
-        apt-get install -y --no-install-recommends \
-        jq \
-        cifs-utils \ 
-        keyutils \
-        samba \
-        smbclient
-        apt-get clean
+        PACKAGES="${PACKAGES:="curl"}"
+        
+        apt-get clean \
+        && apt-get update \
+        && apt-get install -y --no-install-recommends ${PACKAGES} 2>/dev/null \
+        || apk add --no-cache ${PACKAGES}
 
         ###################
         # Install bashio #
@@ -26,6 +23,7 @@ if [ ! -f "/usr/bin/bashio" ]; then
         mv /tmp/bashio/lib /usr/lib/bashio
         ln -s /usr/lib/bashio/bashio /usr/bin/bashio
         rm -rf /tmp/bashio
+
     ) >/dev/null
 
 fi