fixes compilation error on quarkus showcase
diff --git a/extensions/quarkus/showcase/pom.xml b/extensions/quarkus/showcase/pom.xml
index ec0b1ee..4781cbc 100644
--- a/extensions/quarkus/showcase/pom.xml
+++ b/extensions/quarkus/showcase/pom.xml
@@ -64,6 +64,11 @@
             <artifactId>validation-api</artifactId>
             <version>2.0.1.Final</version>
         </dependency>
+        <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-lang3</artifactId>
+            <version>3.10</version>
+        </dependency>
 
         <dependency> <!-- workaround for https://github.com/quarkusio/quarkus/issues/7359 -->
             <groupId>com.fasterxml.woodstox</groupId>