role-to-assume

   - name: Configure AWS credentials
     uses: aws-actions/configure-aws-credentials@v4
     with:
       role-to-assume: arn:aws:iam::123456789100:role/my-github-actions-role
       aws-region: us-east-2

role-session-name
steps.list.outputs.stdout

See also

• aws-actions/configure-aws-credentials, role-to-assume, aws-access-key-id