Worked on improving the aws/aws-cli repository by focusing on documentation accuracy and quality assurance, specifically targeting the CloudFront invalidation command examples. Addressed a documentation bug by correcting shell quoting in the AWS CLI example, ensuring that the dynamic date command is evaluated properly in shell scripting contexts. Updated the example output to use a static timestamp, which helps clarify intended behavior and reduces potential confusion for users. Leveraged skills in AWS CLI, shell scripting, and technical documentation to enhance reliability and prevent misconfigurations. The work contributed to clearer guidance for users and reduced the likelihood of support issues related to documentation errors.