In the DevOps lifecycle, configuration management has always been an integral part of maintaining the desired system state. Many common tools such as Chef, Puppet, Ansible, SaltStack were used for configuration management. But before the configuration can be used in production, it has to be tested because different systems behave differently with the same configuration. So we have to be aware that our desired configuration state goes through every test scenario before it is applied to production. This is where Molecule comes into play.

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