Is it true that when implementing the deployment pipeline, extensive automation is required to consider...

No, because a deployment pipeline is not the same as automation. Automation is the underlying ideology

No, because the deployment pipeline is just used to order work, automation does not apply

Yes, because if extensive automaton is not used, technical debt will start accumulating

Yes, because the deployment pipeline is needed for continuous automation activities

Yes, because the deployment pipeline is the technology that is used to automate work