Docker entrypoint for running the application as non-root user

extra/entrypoint.sh

@@ -0,0 +1,13 @@
+#!/usr/bin/env sh
+
+set -e
+
+files_ownership () {
+    chown -hRc "${PUID=1000}":"${PGID=1000}" /app/data
+}
+
+echo "==> Performing startup jobs and maintenance tasks"
+files_ownership
+
+echo "==> Starting application with user ${PUID=1000} group ${PGID=1000}"
+exec setpriv --reuid "${PUID=1000}" --regid "${PGID=1000}" --clear-groups "$@"