assembly.xml

<assembly xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.2"
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.2 http://maven.apache.org/xsd/assembly-1.1.2.xsd">
    <id>zip</id>
    <!-- Make sure the ZIP contents are not nested in a subdirectory -->
    <includeBaseDirectory>false</includeBaseDirectory>

    <formats>
        <format>zip</format>
    </formats>
    <fileSets>
        <fileSet>
            <directory>${project.basedir}/conf</directory>
        </fileSet>
        <!-- Include the compiled classes as-is and put them in the root of the ZIP -->
        <fileSet>
            <directory>${project.build.directory}/classes</directory>
            <outputDirectory>/</outputDirectory>
        </fileSet>
    </fileSets>
    <dependencySets>
        <!-- Include all dependencies in the lib/ directory -->
        <dependencySet>
            <outputDirectory>lib</outputDirectory>
            <excludes>
                <exclude>${project.groupId}:${project.artifactId}:jar:*</exclude>
            </excludes>
        </dependencySet>
    </dependencySets>
</assembly>