Both those licenses require you to add the license text as a file to the codebase. Eg see the "How to apply the Apache License to your work" section in the Apac

Both those licenses require you to add the license text as a file to the codebase. Eg see the "How to apply the Apache License to your work" section in the Apache license link that you have there. Since it's dual-licensed you can add one as LICENSE-MIT and the other as LICENSE-APACHE.