moved update block and fixed comment

diff --git a/Dockerfile b/Dockerfile
index edd87bc434c4b676728688680b32045416a11929..87aaeafb9bfacb023e15bcedd92a6af94d19443c 100644 (file)
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,15 +1,14 @@
 # Dockerfile for Citadel
 
-# This container is built on MiniDeb, a stripped down version of Debian for use in containers.
-# Rehosting on another base Linux image is not expected to create compatibility issues.
+# Originally we built on MiniDeb, a stripped down version of Debian for use in containers.
+# Now it's on Debian Slim because we want to build on i386 and arm32.
 FROM debian:stable-slim
 
 # All long term persistent data goes here.  Any volume driver may be used.
 VOLUME /citadel-data
 
-RUN apt -y update
-
 # Install prerequisites
+RUN apt -y update
 RUN apt -y install gcc bison make zlib1g-dev libldap2-dev libssl-dev gettext libical-dev libexpat1-dev curl libcurl4-openssl-dev git autoconf automake netbase libreadline-dev
 
 # Build our own local copy of Berkeley DB, because the one included with the system libs is too old.