Update project to Java 21 and adjust Maven configurations

- Change Java compliance and target version to 21 in .classpath and
.prefs
- Update Maven compiler settings to use release 21
- Bump project version to 1.4.4-SNAPSHOT
- Modify Lombok plugin configuration for compatibility with Java 21

Author: BenCodez

VotifierPlus/.classpath

@@ -24,7 +24,7 @@
 			<attribute name="maven.pomderived" value="true"/>
 		</attributes>
 	</classpathentry>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8">
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21">
 		<attributes>
 			<attribute name="maven.pomderived" value="true"/>
 		</attributes>

VotifierPlus/.settings/org.eclipse.jdt.core.prefs

@@ -1,8 +1,8 @@
 eclipse.preferences.version=1
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
-org.eclipse.jdt.core.compiler.compliance=1.8
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=21
+org.eclipse.jdt.core.compiler.compliance=21
 org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
 org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=ignore
-org.eclipse.jdt.core.compiler.release=disabled
-org.eclipse.jdt.core.compiler.source=1.8
+org.eclipse.jdt.core.compiler.release=enabled
+org.eclipse.jdt.core.compiler.source=21

VotifierPlus/pom.xml

@@ -5,12 +5,11 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.bencodez</groupId>
     <artifactId>VotifierPlus</artifactId>
-    <version>1.4.3</version>
+    <version>1.4.4-SNAPSHOT</version>
     <packaging>jar</packaging>
     <name>VotifierPlus</name>
     <properties>
-        <maven.compiler.source>1.8</maven.compiler.source>
-        <maven.compiler.target>1.8</maven.compiler.target>
+        <maven.compiler.release>21</maven.compiler.release>
         <github.global.server>github</github.global.server>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <build.number>NOTSET</build.number>
@@ -107,23 +106,19 @@
                 </executions>
             </plugin>
             <plugin>
-                <groupId>org.projectlombok</groupId>
-                <artifactId>lombok-maven-plugin</artifactId>
-                <version>1.18.20.0</version>
-                <executions>
-                    <execution>
-                        <id>delombok</id>
-                        <phase>deploy</phase>
-                        <goals>
-                            <goal>delombok</goal>
-                        </goals>
-                        <configuration>
-                            <addOutputDirectory>false</addOutputDirectory>
-                            <outputDirectory>${project.basedir}/target/delombok</outputDirectory>
-                            <sourceDirectory>${project.basedir}/src/main/java</sourceDirectory>
-                        </configuration>
-                    </execution>
-                </executions>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>3.13.0</version>
+                <configuration>
+                    <release>21</release>
+                    <annotationProcessorPaths>
+                        <path>
+                            <groupId>org.projectlombok</groupId>
+                            <artifactId>lombok</artifactId>
+                            <version>1.18.42</version>
+                        </path>
+                    </annotationProcessorPaths>
+                </configuration>
             </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>