nexus-staging direct; rather than ext

pom.xml

@@ -193,6 +193,9 @@
 		</profile>
 		<profile>
 			<id>ossrh-release</id>
+			<properties>
+				<maven.deploy.skip>true</maven.deploy.skip>
+			</properties>
 			<build>
 				<plugins>
 					<plugin>
@@ -209,12 +212,18 @@
 						<groupId>org.sonatype.plugins</groupId>
 						<artifactId>nexus-staging-maven-plugin</artifactId>
 						<version>1.6.13</version>
-						<extensions>true</extensions>
 						<configuration>
 							<serverId>ossrh</serverId>
 							<nexusUrl>https://s01.oss.sonatype.org/</nexusUrl>
 							<autoReleaseAfterClose>true</autoReleaseAfterClose>
 						</configuration>
+						<executions>
+							<execution>
+								<id>ossrh-deploy</id>
+								<phase>deploy</phase>
+								<goals><goal>deploy</goal></goals>
+							</execution>
+						</executions>
 					</plugin>
 				</plugins>
 			</build>