feat(deploy): add Ubuntu 26.04 production package

infra/ubuntu/scripts/smoke.sh

@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+set -Eeuo pipefail
+
+# shellcheck source=lib.sh
+source "$(dirname -- "${BASH_SOURCE[0]}")/lib.sh"
+
+env_file="${1:-/etc/lehuo/lehuo.env}"
+require_command curl
+require_env_file "$env_file"
+
+public_host="$(env_value "$env_file" PUBLIC_HOST)"
+files_host="$(env_value "$env_file" FILES_HOST)"
+
+curl --fail --silent --show-error --max-time 15 "https://${public_host}/health/live" >/dev/null
+curl --fail --silent --show-error --max-time 15 "https://${public_host}/health/ready" >/dev/null
+curl --fail --silent --show-error --max-time 15 "https://${public_host}/" >/dev/null
+curl --fail --silent --show-error --max-time 15 "https://${files_host}/minio/health/live" >/dev/null
+
+echo 'HTTPS、API readiness、管理后台与对象存储冒烟检查通过。'