Update backup_worker.sh

backup_worker.sh

@@ -2,12 +2,16 @@
 set -euo pipefail
 
 INTERVAL_MINUTES="${BACKUP_INTERVAL_MINUTES:-60}"
+INITIAL_DELAY_SECONDS="${BACKUP_INITIAL_DELAY_SECONDS:-300}"
 APP_HOME="${APP_HOME:-/app}"
 VENV_PATH="${VENV_PATH:-/app/venv}"
 
+echo "[backup-worker] Initial sleep ${INITIAL_DELAY_SECONDS}s before first backup..."
+sleep "${INITIAL_DELAY_SECONDS}"
+
 while true; do
   echo "[backup-worker] Running backup..."
   "${VENV_PATH}/bin/python" "${APP_HOME}/backup_to_dataset.py" --once || true
   echo "[backup-worker] Sleeping ${INTERVAL_MINUTES} minute(s)..."
   sleep "$((INTERVAL_MINUTES * 60))"
-done
+done