test: add go systemd production smoke

docs/operations/go-vehicle-gateway-verification.md

@@ -18,32 +18,26 @@ go build ./cmd/stat-writer
 go build ./cmd/realtime-api
 ```
 
-## 镜像构建
+## 生产原生部署验证
 
 ```bash
-cd go/vehicle-gateway
-docker build -t vehicle-gateway-go:local .
+python3 tools/go_systemd_prod_smoke.py --host 115.29.187.205 --user root
 ```
 
-同一个镜像包含四个二进制：
+脚本通过 SSH 检查：
 
-- `/app/gateway`
-- `/app/history-writer`
-- `/app/stat-writer`
-- `/app/realtime-api`
+- `lingniu-go-gateway.service`
+- `lingniu-go-history-writer.service`
+- `lingniu-go-stat-writer.service`
+- `lingniu-go-realtime-api.service`
+- `808`、`32960` 由 `gateway` 监听
+- `20210` 由 `realtime-api` 监听
 
-## Portainer 部署
+## 生产环境变量
 
-Go 旁路 stack 文件：
+当前 goal 的生产面使用 ECS 原生 systemd 部署，不再以 Docker/Portainer 作为生产运行方式。以下环境变量维护在 `/opt/lingniu-go-native/env/*.env`：
 
 ```bash
-deploy/portainer/docker-compose-go.yml
-```
-
-必填变量：
-
-```bash
-LINGNIU_GO_IMAGE_VERSION=<image-version>
 KAFKA_BROKERS=172.17.111.56:9092
 TDENGINE_DSN=root:<password>@ws(172.17.111.57:6041)/lingniu_vehicle_ts
 MYSQL_DSN=lingniu_vehicle:<password>@tcp(rm-bp179zbv481rnw3e2.mysql.rds.aliyuncs.com:3306)/lingniu_vehicle_data?parseTime=true&charset=utf8mb4,utf8&loc=Asia%2FShanghai
@@ -68,8 +62,7 @@ YUTONG_MQTT_PASSWORD=<password>
 ## ECS 进程检查
 
 ```bash
-docker ps --format 'table {{.Names}}\t{{.Status}}\t{{.Ports}}' \
-  | egrep 'go-vehicle-gateway|go-history-writer|go-stat-writer|go-realtime-api|NAMES'
+systemctl is-active lingniu-go-gateway lingniu-go-history-writer lingniu-go-stat-writer lingniu-go-realtime-api
 
 ss -lntp | egrep ':(808|32960|20210)\b'
 ```