Initialize clean CSR inventory repository

scripts/restore.sh

@@ -0,0 +1,17 @@
+#!/bin/sh
+set -eu
+umask 077
+
+if [ "$#" -ne 1 ] || [ ! -f "$1" ]; then
+  echo "Aufruf: scripts/restore.sh backups/backup_YYYY-MM-DD_HHMM.sql.gz" >&2
+  exit 1
+fi
+WORK=$(mktemp -d)
+trap 'rm -rf "$WORK"' EXIT
+trap 'exit 1' HUP INT TERM
+# Decompress completely before touching the target database. SQL errors roll
+# back the entire restore rather than leaving a partially restored database.
+gzip -dc "$1" > "$WORK/dump.sql"
+test -s "$WORK/dump.sql"
+docker compose exec -T db sh -c 'exec psql --single-transaction -v ON_ERROR_STOP=1 -U "$POSTGRES_USER" -d "$POSTGRES_DB"' < "$WORK/dump.sql"
+echo "Wiederherstellung abgeschlossen."