Remove some dependencies, move nano & less to the start script and on…

…ly intall if env var `INSTALL_DEV_TOOLS` > 0

Signed-off-by: Adam Warner <me@adamwarner.co.uk>

src/Dockerfile

@@ -3,9 +3,8 @@ FROM alpine:${CONTAINER}
 # https://docs.docker.com/engine/reference/builder/#automatic-platform-args-in-the-global-scope
 ARG TARGETPLATFORM
 
-# download a repo from github
-# TODO - probably remove a lot of these
-RUN apk add --no-cache git \
+RUN apk add --no-cache \
+    git \
     bash \
     curl \
     bind-tools \
@@ -14,21 +13,11 @@ RUN apk add --no-cache git \
     sudo \
     unzip \
     wget \
-    libidn \
-    nettle \
     libcap \
-    openresolv \
     iproute2-ss \
     jq \
     coreutils \
-    dialog \
-    newt \
-    procps \
-    dhcpcd \
-    openrc \
-    ncurses \
-    nano \
-    less
+    procps
 
 # download a the main repos from github
 RUN git clone --branch development-v6 https://github.com/pi-hole/AdminLTE.git /var/www/html/admin

src/start.sh

@@ -60,6 +60,11 @@ if [ "${PH_VERBOSE:-0}" -gt 0 ] ; then
     set -x ;
 fi
 
+# Install editors inside container if requested
+if [ "${INSTALL_DEV_TOOLS:-0}" -gt 0 ] ; then
+    apk add --no-cache nano less
+fi
+
 # Remove possible leftovers from previous pihole-FTL processes
 rm -f /dev/shm/FTL-* 2> /dev/null
 rm -f /run/pihole/FTL.sock