publish Android library to Github Packages - generate POM file with Transitive dependencies

build.gradle

publications {
    bar(MavenPublication) {
        groupId getGroupId()
        artifactId getArtificatId()
        version getVersionName()
        artifact("$buildDir/outputs/aar/${getArtificatId()}-release.aar")
        //generate .pom file with transitive dependencies
        pom.withXml {
            final dependenciesNode = asNode().appendNode('dependencies')
            ext.addDependency = { Dependency dep, String scope ->
                if (dep.group == null || dep.version == null || dep.name == null || dep.name == "unspecified")
                    return
                final dependencyNode = dependenciesNode.appendNode('dependency')
                dependencyNode.appendNode('groupId', dep.group)
                dependencyNode.appendNode('artifactId', dep.name)
                dependencyNode.appendNode('version', dep.version)
                dependencyNode.appendNode('scope', scope)
                if (!dep.transitive) {
                    final exclusionNode = dependencyNode.appendNode('exclusions').appendNode('exclusion')
                    exclusionNode.appendNode('groupId', '*')
                    exclusionNode.appendNode('artifactId', '*')
                } else if (!dep.properties.excludeRules.empty) {
                    final exclusionNode = dependencyNode.appendNode('exclusions').appendNode('exclusion')
                    dep.properties.excludeRules.each { ExcludeRule rule ->
                        exclusionNode.appendNode('groupId', rule.group ?: '*')
                        exclusionNode.appendNode('artifactId', rule.module ?: '*')
                    }
                }
            }
            configurations.compile.getDependencies().each { dep -> addDependency(dep, "compile") }
            configurations.api.getDependencies().each { dep -> addDependency(dep, "compile") }
            configurations.implementation.getDependencies().each { dep -> addDependency(dep, "runtime") }
        }
    }
}