docker (demo): create file-sharing and demo account in init script

docker/backend-dev-demo/scripts/init_script.sh

@@ -6,6 +6,14 @@ FORUMS_JSON_FILE="/home/libervia/forums.json"
 if [ ! -f "$SETUP_INDICATOR" ]; then
     echo "First run detected. Setting up the environment and configuration."
 
+    # we create the file sharing component which will autoconnect when backend is started
+    libervia-cli profile create file-sharing -j files.server1.test -p "" --xmpp-password test_e2e -C file-sharing -A
+    # we have to be sure that file-sharing is connected before demo account,
+    # otherwise disco will be cached without it, and feature such as file
+    # sharing won't be available.
+    libervia-cli profile connect -cp file-sharing
+    # create a demo account
+    libervia-cli profile create demo -j demo@server1.test -p "demo"
     libervia-cli profile modify -D -cp demo --pwd demo
     libervia-cli forums set -p demo < $FORUMS_JSON_FILE
     libervia-cli bookmarks add -pdemo -a demo@chat.server1.test