Added Core repo files

docker-entrypoint.sh

@@ -0,0 +1,28 @@
+#!/bin/sh
+set -e;
+
+data_init=/app/data_init
+data=/app/data
+
+# populate /app/data if empty
+for i in $(ls $data_init)
+do
+    if [ ! -e "$data/$i" ]; then
+        [ -f "$data_init/$i" ] && cp "$data_init/$i" "$data/$i"
+        [ -d "$data_init/$i" ] && cp -r "$data_init/$i" "$data/$i"
+    fi
+done
+
+# creds.yml migration
+if [ -f /app/creds.yml ]; then
+    echo "Default location for creds.yml is now /app/data/creds.yml."
+    echo "Please move your creds.yml and update your docker-compose.yml accordingly."
+
+    export Ellie_creds=/app/creds.yml
+fi
+
+# ensure ellie can write on /app/data
+chown -R ellie:ellie "$data"
+
+# drop to regular user and launch command
+exec sudo -u ellie "$@"