in Go, where to configure Mutablity of backend?

[PorcoRosso85]

Hi, anyone encounted as same?
in Go, where to configure Mutablity of backend?

in Rust:
https://docs.rs/cozo/latest/cozo/enum.DbInstance.html

pub fn run_script(
    &self,
    payload: &str,
    params: BTreeMap<String, DataValue>,
    mutability: ScriptMutability,
) -> Result<NamedRows>
Dispatcher method. See crate::Db::run_script.

# cozo version
0.7.6

❯ go test ./src/
--- FAIL: TestDb (0.00s)
    main_test.go:33:   × write lock required for read-only query

FAIL
FAIL    go_cozo/src     0.006s
FAIL

// ./src/main_test.go

    1  /*
    1  * Copyright 2022, The Cozo Project Authors.
    2  *
    3  * This Source Code Form is subject to the terms of the Mozilla Public License, v. 2
    4  * If a copy of the MPL was not distributed with this file,
    5  * You can obtain one at https://mozilla.org/MPL/2.0/.
    6   */
    7
    8  package main
    9
   10  import (
   11      "reflect"
   12      "testing"
   13
   14      "github.com/cozodb/cozo-lib-go"
   15  )
   16
   17  func TestDb(t *testing.T) {
   30      _, err = db.Run(":create s {a, b, c}", nil)
   31      if err != nil {
   32          t.Fatal(err)
   33      }