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Issue description

Improvement

 Description:  For the Troubleshooting Containers final lab, it's not clear about what the final goal actually is. It is assumed that the goal is to just make it working without any errors but test 4 of 6 still fails unless you actually copy the fixed nginx.conf at build time. I've seen the answers specify this but the questions itself should specify this. 
If this ambiguity happens in the exam, people will fail through no fault of their own because the question is too vague and the actual demands of the test is not known.  

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