providing updated Dockerfiles.fod.* in maindir; Dockerfile.fod.centos.new updated

install-centos.sh

@@ -541,8 +541,12 @@ else
     # ./inst/helpers/init_setup_params.sh
    
     (
+      [ ! -f "fodenv.sh" ] || source "./fodenv.sh"
+
+      cd "$fod_dir" 
+
       set +e # for now ignore potential errors, especially in case user already exists
-      source ./venv/bin/activate
+      #source "$venv_dir/bin/activate"
       echo "from flowspec.init_setup import init_admin_user; init_admin_user('$setup_adminuser__username', '$setup_adminuser__pwd', '$setup_adminuser__email', '$setup_adminuser__peer_name', '$setup_adminuser__peer_ip_prefix1')" | DJANGO_SETTINGS_MODULE="flowspy.settings" ./manage.py shell
       true
     )