Initial commit: k8s cluster manifests and scripts

apps/opengist/backup.sh

@@ -0,0 +1,23 @@
+#!/usr/bin/env bash
+set -e
+
+BACKUP_DIR="./backup"
+TIMESTAMP=$(date +"%Y%m%d-%H%M")
+BACKUP_FILE="${BACKUP_DIR}/opengist-${TIMESTAMP}.tar.gz"
+
+mkdir -p "${BACKUP_DIR}"
+
+echo "📦 Creating backup: ${BACKUP_FILE}"
+
+POD=$(kubectl get pod -l app=opengist -o jsonpath='{.items[0].metadata.name}')
+
+if [ -z "${POD}" ]; then
+  echo "❌ OpenGist pod not found"
+  exit 1
+fi
+
+kubectl exec "${POD}" -- \
+  tar czf - /opengist > "${BACKUP_FILE}"
+
+echo "✅ Backup completed: ${BACKUP_FILE}"
+