A team wants to automate the deployment of their web service across several stages. The source code, once integrated, must be automatically transferred to a testing stage. Following successful verification by the quality assurance team, an explicit sign-off is required before the changes are delivered to the end users. Which approach within their CI/CD process should the team implement to fulfill this requirement?
Incorporate a step for manual approvals following the automated testing within the pipeline
Establish a step for manual approvals before initiating any tests
Utilize infrastructure as code management services to integrate a manual approval requirement
Rely on automated testing to authorize the transition to the user-facing environment