• Include Webjars-Locator in pom.xml:
<dependency>
  <groupId>org.webjars</groupId>
  <artifactId>webjars-locator</artifactId>
</dependency>
  • Don’t extend WebMvcConfigurerAdapter
  • Don’t use @EnableWebMvc
  • No leading slash for JS/CSS links with Thymeleaf:
<script
  th:src="@{webjars/jquery/jquery.min.js}"
  type="text/javascript"
></script>
  • Omit version number in JS/CSS links