Adding Manifest File
By default, The RAR plugin retrieves the manifest file to use in this location $basedir/src/main/rar/META-INF/MANIFEST.MF. To be able to change the location, configure the manifestFile property and set the value to the new location.
<project>
[...]
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-rar-plugin</artifactId>
<version>3.0.0</version>
<configuration>
<manifestFile>src/resources/META-INF/MANIFEST.MF</manifestFile>
</configuration>
</plugin>
</plugins>
</build>
[...]
</project>


