Build executable jar in demo

Author: AB-xdev

standard-maven-template-demo/pom.xml

@@ -49,6 +49,34 @@
 					</compilerArgs>
 				</configuration>
 			</plugin>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-assembly-plugin</artifactId>
+				<version>3.6.0</version>
+				<configuration>
+					<archive>
+						<manifest>
+							<mainClass>${mainClass}</mainClass>
+						</manifest>
+						<manifestEntries>
+							<Multi-Release>true</Multi-Release>
+						</manifestEntries>
+					</archive>
+					<descriptorRefs>
+						<descriptorRef>jar-with-dependencies</descriptorRef>
+					</descriptorRefs>
+					<appendAssemblyId>false</appendAssemblyId>
+				</configuration>
+				<executions>
+					<execution>
+						<id>make-assembly</id> <!-- this is used for inheritance merges -->
+						<phase>package</phase> <!-- bind to the packaging phase -->
+						<goals>
+							<goal>single</goal>
+						</goals>
+					</execution>
+				</executions>
+			</plugin>
 		</plugins>
 	</build>
 </project>