title: Gradle not creating workable jar
body: <p>The Github repo is <strong><a href="https://github.com/jzheaux/terracotta-bank-spring" rel="nofollow noreferrer">https://github.com/jzheaux/terracotta-bank-spring</a></strong>
  and I want an executable jar file for this project so my steps are</p>
  <ol>
  <li><code>./gradlew bootJar</code></li>
  </ol>
  <p>jar gets created successfully inside build/libs</p>
  <ol start="2">
  <li><p><code>cd build/libs</code></p>
  </li>
  <li><p><code>java -jar terracotta-bank-spring-0.0.1-SNAPSHOT.jar</code></p>
  </li>
  </ol>
  <p>Spring starts successfully</p>
  <ol start="4">
  <li>But when I click on <code>localhost:8080</code></li>
  </ol>
  <p>I get the below error when
  <strong>Whitelabel Error Page</strong>
  This application has no explicit mapping for /error, so you are seeing this as a fallback.</p>
  <p>Mon Oct 12 18:43:47 SGT 2020
  There was an unexpected error (type=Not Found, status=404).
  /index.jsp</p>