diff --git a/quartz-manager-parent/pom.xml b/quartz-manager-parent/pom.xml
index 511d5c5..01b22d5 100644
--- a/quartz-manager-parent/pom.xml
+++ b/quartz-manager-parent/pom.xml
@@ -1,195 +1,195 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
-  <modelVersion>4.0.0</modelVersion>
-
-  <parent>
-    <groupId>org.springframework.boot</groupId>
-    <artifactId>spring-boot-starter-parent</artifactId>
-    <version>2.3.4.RELEASE</version>
-  </parent>
-
-  <groupId>it.fabioformosa.quartz-manager</groupId>
-  <artifactId>quartz-manager-parent</artifactId>
-  <version>3.1.1-SNAPSHOT</version>
-
-  <packaging>pom</packaging>
-  
-  <name>Quartz Manager</name>
-  <description>API and UI Manager for Quartz Scheduler</description>
-  
-  <url>https://github.com/fabioformosa/quartz-manager</url>
-  
-  <licenses>
-    <license>
-      <name>Apache License 2.0</name>
-      <url>https://github.com/fabioformosa/quartz-manager/blob/master/LICENSE</url>
-    </license>
-  </licenses>
-  
-  <scm>
-    <connection>scm:git:git://github.com/fabioformosa/quartz-manager.git</connection>
-    <developerConnection>scm:git:git@github.com:fabioformosa/quartz-manager.git</developerConnection>
-    <url>https://github.com/fabioformosa/quartz-manager</url>
-    <tag>HEAD</tag>
-  </scm>
-  
-  <developers>
-    <developer>
-      <name>Fabio Formosa</name>
-      <url>https://github.com/fabioformosa</url>
-    </developer>
-  </developers>
-  
-  <modules>
-    <module>quartz-manager-starter-api</module>
-    <module>quartz-manager-starter-ui</module>
-    <module>quartz-manager-starter-security</module>
-    <module>quartz-manager-web-showcase</module>
-    <module>quartz-manager-starter-persistence</module>
-    <module>quartz-manager-common</module>
-  </modules>
-
-  <dependencyManagement>
-    <dependencies>
-    <dependency>
-        <groupId>it.fabioformosa.quartz-manager</groupId>
-        <artifactId>quartz-manager-common</artifactId>
-        <version>3.1.1-SNAPSHOT</version>
-      </dependency>
-      <dependency>
-        <groupId>it.fabioformosa.quartz-manager</groupId>
-        <artifactId>quartz-manager-starter-api</artifactId>
-        <version>3.1.1-SNAPSHOT</version>
-      </dependency>
-      <dependency>
-        <groupId>it.fabioformosa.quartz-manager</groupId>
-        <artifactId>quartz-manager-starter-security</artifactId>
-        <version>3.1.1-SNAPSHOT</version>
-      </dependency>
-      <dependency>
-        <groupId>it.fabioformosa.quartz-manager</groupId>
-        <artifactId>quartz-manager-starter-persistence</artifactId>
-        <version>3.1.1-SNAPSHOT</version>
-      </dependency>
-      <dependency>
-        <groupId>it.fabioformosa.quartz-manager</groupId>
-        <artifactId>quartz-manager-starter-ui</artifactId>
-        <version>3.1.1-SNAPSHOT</version>
-      </dependency>
-    </dependencies>
-  </dependencyManagement>
-  
-  <distributionManagement>
-    <snapshotRepository>
-    <id>ossrh</id>
-    <url>https://oss.sonatype.org/content/repositories/snapshots</url>
-    </snapshotRepository>
-    <repository>
-    <id>ossrh</id>
-    <url>https://oss.sonatype.org/service/local/staging/deploy/maven2/
-    </url>
-    </repository>
-  </distributionManagement>
-  
-  <build>
-    <plugins>
-      <plugin>
-        <groupId>org.apache.maven.plugins</groupId>
-        <artifactId>maven-compiler-plugin</artifactId>
-        <configuration>
-          <source>1.8</source>
-          <target>1.8</target>
-        </configuration>
-      </plugin>
-      <plugin>
-        <groupId>org.apache.maven.plugins</groupId>
-        <artifactId>maven-source-plugin</artifactId>
-        <executions>
-          <execution>
-            <id>attach-sources</id>
-            <goals>
-              <goal>jar</goal>
-            </goals>
-          </execution>
-        </executions>
-      </plugin>
-      <plugin>
-        <groupId>org.apache.maven.plugins</groupId>
-        <artifactId>maven-release-plugin</artifactId>
-        <version>2.5.3</version>
-        <configuration>
-          <preparationGoals>clean</preparationGoals>
-          <releaseProfiles>build-webjar</releaseProfiles>
-          <localCheckout>true</localCheckout>
-          <pushChanges>false</pushChanges>
-          <mavenExecutorId>forked-path</mavenExecutorId>
-          <arguments>-Dgpg.passphrase=${gpg.passphrase}</arguments>
-        </configuration>
-        <dependencies>
-          <dependency>
-          <groupId>org.apache.maven.scm</groupId>
-          <artifactId>maven-scm-provider-gitexe</artifactId>
-          <version>1.9.5</version>
-          </dependency>
-        </dependencies>
-      </plugin>
-      <plugin>
-        <groupId>org.sonatype.plugins</groupId>
-        <artifactId>nexus-staging-maven-plugin</artifactId>
-        <version>1.6.7</version>
-        <extensions>true</extensions>
-        <configuration>
-        <serverId>ossrh</serverId>
-        <nexusUrl>https://oss.sonatype.org/</nexusUrl>
-        <autoReleaseAfterClose>true</autoReleaseAfterClose>
-        </configuration>
-      </plugin>
-      <plugin>
-          <groupId>org.apache.maven.plugins</groupId>
-          <artifactId>maven-javadoc-plugin</artifactId>
-          <executions>
-            <execution>
-              <id>attach-javadocs</id>
-              <goals>
-                <goal>jar</goal>
-              </goals>
-              <configuration>
-                    <doclint>none</doclint>
-                </configuration>
-            </execution>
-          </executions>
-        </plugin>
-    </plugins>
-  </build>
-  
-  <profiles>
-    <!-- GPG Signature on release -->
-    <profile>
-      <id>release-sign-artifacts</id>
-      <activation>
-      <property>
-      <name>performRelease</name>
-      <value>true</value>
-      </property>
-      </activation>
-      <build>
-        <plugins>
-          <plugin>
-          <groupId>org.apache.maven.plugins</groupId>
-          <artifactId>maven-gpg-plugin</artifactId>
-          <version>1.6</version>
-          <executions>
-          <execution>
-          <id>sign-artifacts</id>
-          <phase>verify</phase>
-          <goals>
-          <goal>sign</goal>
-          </goals>
-          </execution>
-          </executions>
-          </plugin>
-        </plugins>
-      </build>
-    </profile>
-  </profiles>
-
-</project>
\ No newline at end of file
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+
+  <parent>
+    <groupId>org.springframework.boot</groupId>
+    <artifactId>spring-boot-starter-parent</artifactId>
+    <version>2.5.6</version>
+  </parent>
+
+  <groupId>it.fabioformosa.quartz-manager</groupId>
+  <artifactId>quartz-manager-parent</artifactId>
+  <version>3.1.1-SNAPSHOT</version>
+
+  <packaging>pom</packaging>
+  
+  <name>Quartz Manager</name>
+  <description>API and UI Manager for Quartz Scheduler</description>
+  
+  <url>https://github.com/fabioformosa/quartz-manager</url>
+  
+  <licenses>
+    <license>
+      <name>Apache License 2.0</name>
+      <url>https://github.com/fabioformosa/quartz-manager/blob/master/LICENSE</url>
+    </license>
+  </licenses>
+  
+  <scm>
+    <connection>scm:git:git://github.com/fabioformosa/quartz-manager.git</connection>
+    <developerConnection>scm:git:git@github.com:fabioformosa/quartz-manager.git</developerConnection>
+    <url>https://github.com/fabioformosa/quartz-manager</url>
+    <tag>HEAD</tag>
+  </scm>
+  
+  <developers>
+    <developer>
+      <name>Fabio Formosa</name>
+      <url>https://github.com/fabioformosa</url>
+    </developer>
+  </developers>
+  
+  <modules>
+    <module>quartz-manager-starter-api</module>
+    <module>quartz-manager-starter-ui</module>
+    <module>quartz-manager-starter-security</module>
+    <module>quartz-manager-web-showcase</module>
+    <module>quartz-manager-starter-persistence</module>
+    <module>quartz-manager-common</module>
+  </modules>
+
+  <dependencyManagement>
+    <dependencies>
+    <dependency>
+        <groupId>it.fabioformosa.quartz-manager</groupId>
+        <artifactId>quartz-manager-common</artifactId>
+        <version>3.1.1-SNAPSHOT</version>
+      </dependency>
+      <dependency>
+        <groupId>it.fabioformosa.quartz-manager</groupId>
+        <artifactId>quartz-manager-starter-api</artifactId>
+        <version>3.1.1-SNAPSHOT</version>
+      </dependency>
+      <dependency>
+        <groupId>it.fabioformosa.quartz-manager</groupId>
+        <artifactId>quartz-manager-starter-security</artifactId>
+        <version>3.1.1-SNAPSHOT</version>
+      </dependency>
+      <dependency>
+        <groupId>it.fabioformosa.quartz-manager</groupId>
+        <artifactId>quartz-manager-starter-persistence</artifactId>
+        <version>3.1.1-SNAPSHOT</version>
+      </dependency>
+      <dependency>
+        <groupId>it.fabioformosa.quartz-manager</groupId>
+        <artifactId>quartz-manager-starter-ui</artifactId>
+        <version>3.1.1-SNAPSHOT</version>
+      </dependency>
+    </dependencies>
+  </dependencyManagement>
+  
+  <distributionManagement>
+    <snapshotRepository>
+    <id>ossrh</id>
+    <url>https://oss.sonatype.org/content/repositories/snapshots</url>
+    </snapshotRepository>
+    <repository>
+    <id>ossrh</id>
+    <url>https://oss.sonatype.org/service/local/staging/deploy/maven2/
+    </url>
+    </repository>
+  </distributionManagement>
+  
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-compiler-plugin</artifactId>
+        <configuration>
+          <source>1.8</source>
+          <target>1.8</target>
+        </configuration>
+      </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-source-plugin</artifactId>
+        <executions>
+          <execution>
+            <id>attach-sources</id>
+            <goals>
+              <goal>jar</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-release-plugin</artifactId>
+        <version>2.5.3</version>
+        <configuration>
+          <preparationGoals>clean</preparationGoals>
+          <releaseProfiles>build-webjar</releaseProfiles>
+          <localCheckout>true</localCheckout>
+          <pushChanges>false</pushChanges>
+          <mavenExecutorId>forked-path</mavenExecutorId>
+          <arguments>-Dgpg.passphrase=${gpg.passphrase}</arguments>
+        </configuration>
+        <dependencies>
+          <dependency>
+          <groupId>org.apache.maven.scm</groupId>
+          <artifactId>maven-scm-provider-gitexe</artifactId>
+          <version>1.9.5</version>
+          </dependency>
+        </dependencies>
+      </plugin>
+      <plugin>
+        <groupId>org.sonatype.plugins</groupId>
+        <artifactId>nexus-staging-maven-plugin</artifactId>
+        <version>1.6.7</version>
+        <extensions>true</extensions>
+        <configuration>
+        <serverId>ossrh</serverId>
+        <nexusUrl>https://oss.sonatype.org/</nexusUrl>
+        <autoReleaseAfterClose>true</autoReleaseAfterClose>
+        </configuration>
+      </plugin>
+      <plugin>
+          <groupId>org.apache.maven.plugins</groupId>
+          <artifactId>maven-javadoc-plugin</artifactId>
+          <executions>
+            <execution>
+              <id>attach-javadocs</id>
+              <goals>
+                <goal>jar</goal>
+              </goals>
+              <configuration>
+                    <doclint>none</doclint>
+                </configuration>
+            </execution>
+          </executions>
+        </plugin>
+    </plugins>
+  </build>
+  
+  <profiles>
+    <!-- GPG Signature on release -->
+    <profile>
+      <id>release-sign-artifacts</id>
+      <activation>
+      <property>
+      <name>performRelease</name>
+      <value>true</value>
+      </property>
+      </activation>
+      <build>
+        <plugins>
+          <plugin>
+          <groupId>org.apache.maven.plugins</groupId>
+          <artifactId>maven-gpg-plugin</artifactId>
+          <version>1.6</version>
+          <executions>
+          <execution>
+          <id>sign-artifacts</id>
+          <phase>verify</phase>
+          <goals>
+          <goal>sign</goal>
+          </goals>
+          </execution>
+          </executions>
+          </plugin>
+        </plugins>
+      </build>
+    </profile>
+  </profiles>
+
+</project>
diff --git a/quartz-manager-parent/quartz-manager-starter-security/pom.xml b/quartz-manager-parent/quartz-manager-starter-security/pom.xml
index fcd5ed0..5d80594 100644
--- a/quartz-manager-parent/quartz-manager-starter-security/pom.xml
+++ b/quartz-manager-parent/quartz-manager-starter-security/pom.xml
@@ -1,57 +1,57 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
-  <modelVersion>4.0.0</modelVersion>
-  <parent>
-    <groupId>it.fabioformosa.quartz-manager</groupId>
-    <artifactId>quartz-manager-parent</artifactId>
-    <version>3.1.1-SNAPSHOT</version>
-  </parent>
-  
-  <artifactId>quartz-manager-starter-security</artifactId>
-  
-  <name>Quartz Manager Starter Security</name>
-  <description>Security Layer for Quartz Manager. Import it in your spring webapp</description>
-  
-  <url>https://github.com/fabioformosa/quartz-manager</url>
-  <properties>
-    <main.basedir>${basedir}/../..</main.basedir>
-    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-    <java.version>1.8</java.version>
-  </properties>
-  
-  <dependencies>
-    <dependency>
-      <groupId>org.springframework.boot</groupId>
-      <artifactId>spring-boot-starter-security</artifactId>
-    </dependency>
-    <dependency>
-      <groupId>org.springframework.boot</groupId>
-      <artifactId>spring-boot-starter-data-jpa</artifactId>
-    </dependency>
-    <dependency>
-      <groupId>org.springframework.boot</groupId>
-      <artifactId>spring-boot-configuration-processor</artifactId>
-      <optional>true</optional>
-    </dependency>
-    <dependency>
-      <groupId>io.jsonwebtoken</groupId>
-      <artifactId>jjwt</artifactId>
-      <version>0.9.0</version>
-    </dependency>
-    <dependency>
-      <groupId>org.apache.commons</groupId>
-      <artifactId>commons-lang3</artifactId>
-    </dependency>
-    <dependency>
-      <groupId>org.projectlombok</groupId>
-      <artifactId>lombok</artifactId>
-      <scope>provided</scope>
-    </dependency>
-    <dependency>
-      <groupId>javax.servlet</groupId>
-      <artifactId>javax.servlet-api</artifactId>
-      <scope>provided</scope>
-  </dependency>
-  </dependencies>
-  
-</project>
\ No newline at end of file
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+  <parent>
+    <groupId>it.fabioformosa.quartz-manager</groupId>
+    <artifactId>quartz-manager-parent</artifactId>
+    <version>3.1.1-SNAPSHOT</version>
+  </parent>
+  
+  <artifactId>quartz-manager-starter-security</artifactId>
+  
+  <name>Quartz Manager Starter Security</name>
+  <description>Security Layer for Quartz Manager. Import it in your spring webapp</description>
+  
+  <url>https://github.com/fabioformosa/quartz-manager</url>
+  <properties>
+    <main.basedir>${basedir}/../..</main.basedir>
+    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+    <java.version>1.8</java.version>
+  </properties>
+  
+  <dependencies>
+    <dependency>
+      <groupId>org.springframework.boot</groupId>
+      <artifactId>spring-boot-starter-security</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.springframework.boot</groupId>
+      <artifactId>spring-boot-starter-data-jpa</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.springframework.boot</groupId>
+      <artifactId>spring-boot-configuration-processor</artifactId>
+      <optional>true</optional>
+    </dependency>
+    <dependency>
+      <groupId>io.jsonwebtoken</groupId>
+      <artifactId>jjwt</artifactId>
+      <version>0.9.0</version>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.commons</groupId>
+      <artifactId>commons-lang3</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.projectlombok</groupId>
+      <artifactId>lombok</artifactId>
+      <scope>provided</scope>
+    </dependency>
+    <dependency>
+      <groupId>javax.servlet</groupId>
+      <artifactId>javax.servlet-api</artifactId>
+      <scope>provided</scope>
+  </dependency>
+  </dependencies>
+  
+</project>
diff --git a/quartz-manager-parent/quartz-manager-starter-ui/pom.xml b/quartz-manager-parent/quartz-manager-starter-ui/pom.xml
index c17cbd8..168ccb5 100644
--- a/quartz-manager-parent/quartz-manager-starter-ui/pom.xml
+++ b/quartz-manager-parent/quartz-manager-starter-ui/pom.xml
@@ -1,139 +1,139 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
-	<modelVersion>4.0.0</modelVersion>
-	<parent>
-		<groupId>it.fabioformosa.quartz-manager</groupId>
-		<artifactId>quartz-manager-parent</artifactId>
-        <version>3.1.1-SNAPSHOT</version>
-	</parent>
-  
-	<artifactId>quartz-manager-starter-ui</artifactId>
-  
-	<name>Quartz Manager UI webjar</name>
-	<description>Webjar to import the quartz-manager frontend in your spring webapp</description>
-  
-	<url>https://github.com/fabioformosa/quartz-manager</url>
-	<properties>
-		<main.basedir>${basedir}/../..</main.basedir>
-        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-        <java.version>1.8</java.version>
-        <frontend.folderName>quartz-manager-frontend</frontend.folderName>
-        <node.version>v10.16.3</node.version>
-        <npm.version>6.9.0</npm.version>
-	</properties>
-  
-	<dependencies>
-	</dependencies>
-  
-   <profiles>
-      <profile>
-        <id>build-webjar</id>
-        <build>
-          <plugins>
-          
-            <!-- STEP1: create a copy of the frontend sources from frontend project to this frontend builder project -->
-            <plugin>
-              <groupId>org.apache.maven.plugins</groupId>
-              <artifactId>maven-resources-plugin</artifactId>
-              <version>2.6</version>
-              <executions>
-                <execution>
-                  <id>copy-resources</id>
-                  <phase>generate-resources</phase>
-                  <goals>
-                    <goal>copy-resources</goal>
-                  </goals>
-                  <configuration>
-                    <outputDirectory>${basedir}/target/tmp</outputDirectory>
-                    <resources>
-                      <resource>
-                        <directory>../../${frontend.folderName}</directory>
-                        <excludes>
-                          <exclude>static/**</exclude>
-                          <exclude>dist/**</exclude>
-                          <exclude>node_modules/**</exclude>
-                        </excludes>
-                      </resource>
-                    </resources>
-                  </configuration>
-                </execution>
-              </executions>
-            </plugin>
-            
-            <!-- STEP2: download npm, execute npm install, execute npm run build -->
-            <plugin>
-              <groupId>com.github.eirslett</groupId>
-              <artifactId>frontend-maven-plugin</artifactId>
-              <version>1.11.0</version>
-              <configuration>
-                <workingDirectory>target/tmp</workingDirectory>
-              </configuration>
-              <executions>
-                
-                <execution>
-                  <id>install node and npm</id>
-                  <goals>
-                    <goal>install-node-and-npm</goal>
-                  </goals>
-                  <phase>generate-resources</phase>
-                  <configuration>
-                    <nodeVersion>${node.version}</nodeVersion>
-                    <npmVersion>${npm.version}</npmVersion>
-                  </configuration>
-                </execution>
-                
-                <execution>
-                  <id>npm install</id>
-                  <goals>
-                    <goal>npm</goal>
-                  </goals>
-                  <phase>process-resources</phase>
-                  <configuration>
-                    <arguments>install</arguments>
-                  </configuration>
-                </execution>
-                
-                <execution>
-                  <id>npm run build</id>
-                  <goals>
-                    <goal>npm</goal>
-                  </goals>
-                  <phase>process-resources</phase>
-                  <configuration>
-                    <arguments>run build</arguments>
-                  </configuration>
-                </execution>
-                
-              </executions>
-            </plugin>
-            
-            <!-- STEP3: move built artifacts into the META-INF folder -->
-            <plugin>
-              <artifactId>maven-antrun-plugin</artifactId>
-              <version>1.8</version>
-              <executions>
-                <execution>
-                  <id>clean build files</id>
-                  <phase>process-resources</phase>
-                  <configuration>
-                    <target>
-                      <delete dir="${project.build.outputDirectory}/META-INF/resources/quartz-manager-ui" />
-                      <move todir="${project.build.outputDirectory}/META-INF/resources/quartz-manager-ui">
-                        <fileset dir="${project.build.directory}/tmp/dist" />
-                      </move>
-                      <delete dir="${project.build.directory}/tmp" />
-                    </target>
-                  </configuration>
-                  <goals>
-                    <goal>run</goal>
-                  </goals>
-                </execution>
-              </executions>
-            </plugin>
-          </plugins>
-        </build>
-      </profile>
-   </profiles>
-  
-</project>
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+	<parent>
+		<groupId>it.fabioformosa.quartz-manager</groupId>
+		<artifactId>quartz-manager-parent</artifactId>
+        <version>3.1.1-SNAPSHOT</version>
+	</parent>
+  
+	<artifactId>quartz-manager-starter-ui</artifactId>
+  
+	<name>Quartz Manager UI webjar</name>
+	<description>Webjar to import the quartz-manager frontend in your spring webapp</description>
+  
+	<url>https://github.com/fabioformosa/quartz-manager</url>
+	<properties>
+		<main.basedir>${basedir}/../..</main.basedir>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+        <java.version>1.8</java.version>
+        <frontend.folderName>quartz-manager-frontend</frontend.folderName>
+        <node.version>v10.16.3</node.version>
+        <npm.version>6.9.0</npm.version>
+	</properties>
+  
+	<dependencies>
+	</dependencies>
+  
+   <profiles>
+      <profile>
+        <id>build-webjar</id>
+        <build>
+          <plugins>
+          
+            <!-- STEP1: create a copy of the frontend sources from frontend project to this frontend builder project -->
+            <plugin>
+              <groupId>org.apache.maven.plugins</groupId>
+              <artifactId>maven-resources-plugin</artifactId>
+              <version>2.6</version>
+              <executions>
+                <execution>
+                  <id>copy-resources</id>
+                  <phase>generate-resources</phase>
+                  <goals>
+                    <goal>copy-resources</goal>
+                  </goals>
+                  <configuration>
+                    <outputDirectory>${basedir}/target/tmp</outputDirectory>
+                    <resources>
+                      <resource>
+                        <directory>../../${frontend.folderName}</directory>
+                        <excludes>
+                          <exclude>static/**</exclude>
+                          <exclude>dist/**</exclude>
+                          <exclude>node_modules/**</exclude>
+                        </excludes>
+                      </resource>
+                    </resources>
+                  </configuration>
+                </execution>
+              </executions>
+            </plugin>
+            
+            <!-- STEP2: download npm, execute npm install, execute npm run build -->
+            <plugin>
+              <groupId>com.github.eirslett</groupId>
+              <artifactId>frontend-maven-plugin</artifactId>
+              <version>1.11.0</version>
+              <configuration>
+                <workingDirectory>target/tmp</workingDirectory>
+              </configuration>
+              <executions>
+                
+                <execution>
+                  <id>install node and npm</id>
+                  <goals>
+                    <goal>install-node-and-npm</goal>
+                  </goals>
+                  <phase>generate-resources</phase>
+                  <configuration>
+                    <nodeVersion>${node.version}</nodeVersion>
+                    <npmVersion>${npm.version}</npmVersion>
+                  </configuration>
+                </execution>
+                
+                <execution>
+                  <id>npm install</id>
+                  <goals>
+                    <goal>npm</goal>
+                  </goals>
+                  <phase>process-resources</phase>
+                  <configuration>
+                    <arguments>install</arguments>
+                  </configuration>
+                </execution>
+                
+                <execution>
+                  <id>npm run build</id>
+                  <goals>
+                    <goal>npm</goal>
+                  </goals>
+                  <phase>process-resources</phase>
+                  <configuration>
+                    <arguments>run build</arguments>
+                  </configuration>
+                </execution>
+                
+              </executions>
+            </plugin>
+            
+            <!-- STEP3: move built artifacts into the META-INF folder -->
+            <plugin>
+              <artifactId>maven-antrun-plugin</artifactId>
+              <version>1.8</version>
+              <executions>
+                <execution>
+                  <id>clean build files</id>
+                  <phase>process-resources</phase>
+                  <configuration>
+                    <target>
+                      <delete dir="${project.build.outputDirectory}/META-INF/resources/quartz-manager-ui" />
+                      <move todir="${project.build.outputDirectory}/META-INF/resources/quartz-manager-ui">
+                        <fileset dir="${project.build.directory}/tmp/dist" />
+                      </move>
+                      <delete dir="${project.build.directory}/tmp" />
+                    </target>
+                  </configuration>
+                  <goals>
+                    <goal>run</goal>
+                  </goals>
+                </execution>
+              </executions>
+            </plugin>
+          </plugins>
+        </build>
+      </profile>
+   </profiles>
+  
+</project>
diff --git a/quartz-manager-parent/quartz-manager-web-showcase/pom.xml b/quartz-manager-parent/quartz-manager-web-showcase/pom.xml
index 16a5b8b..85b85d7 100644
--- a/quartz-manager-parent/quartz-manager-web-showcase/pom.xml
+++ b/quartz-manager-parent/quartz-manager-web-showcase/pom.xml
@@ -35,10 +35,10 @@
           <groupId>it.fabioformosa.quartz-manager</groupId>
           <artifactId>quartz-manager-starter-security</artifactId>
         </dependency>
-        <dependency>
-          <groupId>it.fabioformosa.quartz-manager</groupId>
-          <artifactId>quartz-manager-starter-persistence</artifactId>
-        </dependency>
+<!--        <dependency>-->
+<!--          <groupId>it.fabioformosa.quartz-manager</groupId>-->
+<!--          <artifactId>quartz-manager-starter-persistence</artifactId>-->
+<!--        </dependency>-->
   
         <!-- SPRING -->
         <dependency>