How do I change mysql root password?

[crystaler4]

How to change root mysql password? Easy and clear question, right?

What I tried:

Change root pass in db using:

1. cd /opt/easyengine/services && docker-compose exec global-db bash -c 'mysql -uroot -p${MYSQL_ROOT_PASSWORD}'
2. SET PASSWORD FOR 'root'@'localhost' = PASSWORD('newrootpass');
3. flush privileges;
4. quit;
5. nano /opt/easyengine/services/docker-compose.yml and change line MYSQL_ROOT_PASSWORD
6. manual edit record global-db password in /opt/easyengine/db/ee.sqlite
7. ee service restart db

SO HOW TO CHANGE ROOT MYSQL PASSWORD?

System Information

+-------------------+----------------------------------------------------------+
| OS                | Linux 5.4.0-84-generic #94-Ubuntu SMP Thu Aug 26 20:27:3 |
|                   | 7 UTC 2021 x86_64                                        |
| Shell             | /bin/bash                                                |
| PHP binary        | /usr/bin/php8.0                                          |
| PHP version       | 8.0.10                                                   |
| php.ini used      | /etc/php/8.0/cli/php.ini                                 |
| EE root dir       | phar://ee.phar                                           |
| EE vendor dir     | phar://ee.phar/vendor                                    |
| EE phar path      | /var/lib/docker/volumes                                  |
| EE packages dir   |                                                          |
| EE global config  | /opt/easyengine/config/config.yml                        |
| EE project config |                                                          |
| EE version        | 4.3.1                                                    |
+-------------------+----------------------------------------------------------+

Server version: 10.5.4-MariaDB-1:10.5.4+maria~focal-log - mariadb.org binary distribution