Add support to launch backups on startup

init.sh

@@ -4,4 +4,11 @@ set -Eeo pipefail
 # Prevalidate configuration (don't source)
 /env.sh
 
+# Initial background backup
+if [ "${BACKUP_ON_START}" = "TRUE" ]; then
+  echo "Launching an startup backup as a background job..."
+  /backup.sh &
+fi
+
+echo "Starting go-cron ($SCHEDULE)..."
 exec /usr/local/bin/go-cron -s "$SCHEDULE" -p "$HEALTHCHECK_PORT" -- /backup.sh