[RELEASE][PREPARATION] variable for the release phase

Signed-off-by: bertty <berttycontreras@gmail.com>
diff --git a/pom.xml b/pom.xml
index d3436ac..c609ff9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -66,7 +66,7 @@
         <connection>scm:git:https://gitbox.apache.org/repos/asf/incubator-wayang.git</connection>
         <developerConnection>scm:git:https://gitbox.apache.org/repos/asf/incubator-wayang.git</developerConnection>
         <url>https://github.com/apache/incubator-wayang</url>
-        <tag>rel/0.6.0</tag>
+        <tag>v0.6.0</tag>
     </scm>
 
     <issueManagement>
@@ -100,7 +100,7 @@
         <maven.kotlin.skip>false</maven.kotlin.skip>
 
         <!-- Timestamp for the reproducible builds -->
-        <project.build.outputTimestamp>2021-10-05T17:51:55Z</project.build.outputTimestamp>
+        <project.build.outputTimestamp>2021-10-14T18:30:09Z</project.build.outputTimestamp>
 
         <assertj.version>3.17.2</assertj.version>
         <commons-io.version>2.5</commons-io.version>
@@ -865,6 +865,9 @@
                 <finalName>apache-${project.artifactId}-${project.version}-incubating</finalName>
                 <resources>
                     <resource>
+                        <directory>src/main/resources</directory>
+                    </resource>
+                    <resource>
                         <directory>${project.basedir}</directory>
                         <includes>
                             <include>DISCLAIMER</include>
@@ -1444,6 +1447,26 @@
                 </executions>
             </plugin>
 
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-release-plugin</artifactId>
+                <version>3.0.0-M4</version>
+
+                <configuration>
+                    <autoVersionSubmodules>true</autoVersionSubmodules>
+                    <autoResolveSnapshots>all</autoResolveSnapshots>
+                    <releaseProfiles>apache-release</releaseProfiles>
+                    <!--<pushChanges>false</pushChanges>-->
+                    <!--<dryRun>true</dryRun>-->
+                    <releaseVersion>0.6.0</releaseVersion>
+                    <updateWorkingCopyVersions>true</updateWorkingCopyVersions>
+                    <updateDependencies>true</updateDependencies>
+                    <tag>wayang-0.6.0</tag>
+                    <scmReleaseCommitComment>@{prefix} prepare release 0.6.0</scmReleaseCommitComment>
+                    <tagNameFormat>apache-@{project.artifactId}-@{project.version}-incubating</tagNameFormat>
+                    <tagNameFormat>v${project.version}</tagNameFormat>
+                </configuration>
+            </plugin>
         </plugins>
     </build>