Проект разделен на два репозитория

VM1_app/codebase/backend/deployment/scripts/backup.sh

@@ -0,0 +1,38 @@
+#!/bin/sh
+set -eu
+cd "$(dirname "$0")/../.."
+CONFIG_FILE=${CONFIG_FILE:-.env}
+SECRETS_LAUNCHER=${SECRETS_LAUNCHER:-deployment/secrets/han-secrets}
+
+if [ "${HAN_SECRETS_ACTIVE:-0}" != "1" ]; then
+  [ -x "$SECRETS_LAUNCHER" ] || {
+    echo "Secret launcher is required: $SECRETS_LAUNCHER" >&2
+    exit 66
+  }
+  exec "$SECRETS_LAUNCHER" run --config "$CONFIG_FILE" -- "$0" "$@"
+fi
+
+if [ -z "${PG_BACKUP_DSN_FILE:-}" ] || [ ! -r "$PG_BACKUP_DSN_FILE" ]; then
+  echo "PG_BACKUP_DSN_FILE is required from the secret launcher." >&2
+  exit 64
+fi
+PG_BACKUP_DSN=$(cat "$PG_BACKUP_DSN_FILE")
+case "$PG_BACKUP_DSN" in
+  *sslmode=verify-full*sslrootcert=*) ;;
+  *) echo "PG_BACKUP_DSN must enforce sslmode=verify-full and sslrootcert." >&2; exit 64 ;;
+esac
+
+output_dir=${1:-/opt/han-chat/backups}
+umask 077
+mkdir -p "$output_dir"
+stamp=$(date -u +%Y%m%dT%H%M%SZ)
+archive="$output_dir/han-chat-$stamp.dump"
+
+PGDATABASE="$PG_BACKUP_DSN" pg_dump \
+  --format=custom --no-owner --no-privileges --file="$archive"
+unset PG_BACKUP_DSN
+pg_restore --list "$archive" >/dev/null
+sha256sum "$archive" > "$archive.sha256"
+chmod 600 "$archive" "$archive.sha256"
+echo "Logical backup verified: $archive"
+echo "This supplements, but does not replace, provider backup/PITR and restore rehearsal."