Add on SugarDockerized data/app/configs/config_override_custom.php

config_override_custom.php

<?php
$config_override = [];
$config_override['passwordsetting']['minpwdlength'] = 1;
$config_override['passwordsetting']['oneupper'] = 0;
$config_override['passwordsetting']['onelower'] = 0;
$config_override['passwordsetting']['onenumber'] = 0;
$config_override['passwordsetting']['onespecial'] = 0;
$config_override['passwordsetting']['SystemGeneratedPasswordON'] = 0;
$config_override['passwordsetting']['forgotpasswordON'] = 0;
$config_override['moduleInstaller']['packageScan'] = true;
//$config_override['external_cache_disabled'] = true;