Initial SMM panel implementation

scripts/db-backup.sh

@@ -0,0 +1,22 @@
+#!/usr/bin/env sh
+set -eu
+
+BACKUP_DIR="${BACKUP_DIR:-backups}"
+CONTAINER="${DB_CONTAINER:-ss-db-1}"
+DATABASE="${DB_NAME:-smm}"
+USER="${DB_USER:-smm}"
+PASSWORD="${DB_PASSWORD:-smm_password}"
+TIMESTAMP="$(date +%Y%m%d-%H%M%S)"
+OUTPUT="${BACKUP_DIR}/${DATABASE}-${TIMESTAMP}.sql"
+
+mkdir -p "$BACKUP_DIR"
+
+docker exec "$CONTAINER" mariadb-dump \
+  --user="$USER" \
+  --password="$PASSWORD" \
+  --single-transaction \
+  --routines \
+  --triggers \
+  "$DATABASE" > "$OUTPUT"
+
+printf 'Backup written to %s\n' "$OUTPUT"