microservice calls the <code>details</code> and <code>reviews</code> microservices to populate the page.</li><li><code>details</code>. The <code>details</code> microservice contains book information.</li><li><code>reviews</code>. The <code>reviews</code> microservice contains book reviews. It also calls the <code>ratings</code> microservice.</li><li><code>ratings</code>. The <code>ratings</code> microservice contains book ranking information that accompanies a book review.</li></ul><p>There are 3 versions o