add missing entrypoint

backend/scripts/entrypoint.sh

@@ -0,0 +1,28 @@
+#!/bin/bash
+set -e
+
+echo "▶️ Plone OCI-Image entrypoint entered"
+
+echo "⚙️ fetch configuration from environment"
+/venv/bin/python /site/deployment/transform_from_environment.py -o $ZOPE_CONFIGURATION_FILE
+
+echo "⚙ generate instance from configuration"
+make zope-instance
+
+if [[ "$1" == "start" ]]; then
+    echo "🌐 running Plone"
+    make zope-start
+elif [[ "$1" == "export" ]]; then
+    echo "📤 exporting to filestorage"
+    /venv/bin/zodbconvert --clear /site/instance/etc/relstorage-export.conf
+elif [[ "$1" == "import" ]]; then
+    echo "📥 importing from filestorage"
+    /venv/bin/zodbconvert --clear /site/instance/etc/relstorage-import.conf
+elif [[ "$1" == "pack" ]]; then
+    echo "🗜️ packing"
+    /venv/bin/zodbpack /site/instance/etc/relstorage-pack.conf
+else
+  echo "⌨️ execute custom command: $@"
+  exec "$@"
+fi
+echo "⏏️ Exit Plone OCI-Image entrypoint."