docker instead of nerdctl and minor changes

scripts/vol-restore

@@ -0,0 +1,26 @@
+#!/bin/bash
+
+#
+# Run this script as root inside a service directory.
+# The backup have to be in the same directory.
+#
+
+# Extract the archive into volumes directory
+BACKUP=${PWD##*/}.tar.zst
+if [ -d "volumes" ]; then
+  rm -r volumes
+fi
+mkdir volumes
+tar --zstd --same-owner -xvf $BACKUP -C volumes
+
+# Start the service and populate db from sql file if needed
+if [ -f "compose.db-restore.yml" ]
+then
+  docker compose -f compose.yml -f compose.db-restore.yml up -d
+else
+  docker compose up -d
+fi
+
+# Clean backup files
+rm $BACKUP
+rm volumes/*.sql