功能：完善通用云管工作台、审计与诊断能力

platform/internal/server/snapshots.go

@@ -117,6 +117,9 @@ func (s *Server) snapshotPreflight(ctx context.Context, db sqlx.ExtContext, id s
 	if err != nil {
 		return d, "", errors.New("无法读取 PVE 当前配置")
 	}
+	if err = s.exclusiveGPUMaintenance(ctx, db, d); err != nil {
+		return d, "", err
+	}
 	blockers, _ := snapshotBaseBlockers(h, config)
 	if len(blockers) > 0 {
 		return d, "", errors.New(strings.Join(blockers, "；"))