refac: reorganize scripts and ci workflows

docker-cleanup.sh

@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+# ---------------------------------------------------------------------------
+# Tear down the compose project and remove all volumes (including data).
+# ---------------------------------------------------------------------------
+
+echo "WARNING: This will stop all containers and delete all volumes (including persistent data)."
+read -rp "Are you sure you want to continue? [y/N]: " answer
+
+if [[ "${answer,,}" =~ ^y(es)?$ ]]; then
+  docker compose down -v
+  echo "All containers and volumes have been removed."
+else
+  echo "Operation cancelled."
+fi