fix: avoid recursive PostGIS startup ownership rewrite

deploy/unraid/all-in-one-start.sh

@@ -35,7 +35,10 @@ sed -i "s/__GEOINTEL_MAX_UPLOAD_MB__/${MAX_UPLOAD_MB}/g" /etc/nginx/conf.d/defau
 nginx -t
 
 mkdir -p "$PGDATA" "$STORAGE_ROOT" "$YOLO_CONFIG_DIR" /run/nginx /var/log/nginx
-chown -R postgres:postgres "$PGDATA"
+# The persisted database can contain millions of relation files. A recursive
+# chown on every start rewrites metadata even when ownership is already right,
+# delaying startup and creating avoidable recovery I/O.
+chown postgres:postgres "$PGDATA"
 
 postgres_pid=""
 backend_pid=""