refactor(metrics): 简化HTTP时延指标名称并更新健康检查脚本

更新HTTP时延指标名称使其更简洁，同时改进健康检查脚本以支持批量检查多个端口

Author: JaD1ng

mock/s3/DEPLOYMENT.md

@@ -55,11 +55,12 @@ sudo supervisorctl start zeroops_*
 ps aux | grep zeroops_
 
 # 健康检查
-curl http://localhost:8181/health  # metadata-service
-curl http://localhost:8191/health  # storage-service
-curl http://localhost:8201/health  # queue-service
-curl http://localhost:8211/health  # third-party-service
-curl http://localhost:8221/health  # mock-error-service
+```
+for port in 8182 8183 8191 8192 8201 8202 8211 8221; do
+    echo "Checking port $port:"
+    curl -s -o /dev/null -w "HTTP Status: %{http_code}\n" http://localhost:$port/metrics ||echo "Failed"
+done
+```
 
 # 查看日志
 tail -f /home/qboxserver/zeroops_metadata_1/logs/service.log

mock/s3/shared/observability/metrics.go

@@ -153,9 +153,9 @@ func (c *MetricCollector) initMetrics() error {
 		return err
 	}
 
-	// HTTP 请求时延 (使用 Prometheus 兼容的命名)
+	// HTTP 请求时延
 	if c.httpRequestDuration, err = c.meter.Float64Histogram(
-		"http.server.request.duration_seconds",
+		"http_latency",
 		metric.WithDescription("HTTP server request duration in seconds"),
 		metric.WithUnit("s"),
 		metric.WithExplicitBucketBoundaries(