chore: switch to Sonatype Central Portal for publishing

- Replace nexus-staging-maven-plugin with central-publishing-maven-plugin
- Update distributionManagement URLs to central.sonatype.com
- Update release.yml to use CENTRAL_USERNAME/CENTRAL_TOKEN secrets

Author: saurabhjain1592

.github/workflows/release.yml

@@ -19,7 +19,7 @@ jobs:
           java-version: '17'
           distribution: 'temurin'
           cache: maven
-          server-id: ossrh
+          server-id: central
           server-username: MAVEN_USERNAME
           server-password: MAVEN_PASSWORD
           gpg-private-key: ${{ secrets.GPG_PRIVATE_KEY }}
@@ -37,8 +37,8 @@ jobs:
 
       - name: Build and deploy to Maven Central
         env:
-          MAVEN_USERNAME: ${{ secrets.OSSRH_USERNAME }}
-          MAVEN_PASSWORD: ${{ secrets.OSSRH_TOKEN }}
+          MAVEN_USERNAME: ${{ secrets.CENTRAL_USERNAME }}
+          MAVEN_PASSWORD: ${{ secrets.CENTRAL_TOKEN }}
           GPG_PASSPHRASE: ${{ secrets.GPG_PASSPHRASE }}
         run: mvn clean deploy -Prelease -DskipTests -B
 

pom.xml

@@ -313,14 +313,13 @@
                         </executions>
                     </plugin>
                     <plugin>
-                        <groupId>org.sonatype.plugins</groupId>
-                        <artifactId>nexus-staging-maven-plugin</artifactId>
-                        <version>${nexus-staging-plugin.version}</version>
+                        <groupId>org.sonatype.central</groupId>
+                        <artifactId>central-publishing-maven-plugin</artifactId>
+                        <version>0.6.0</version>
                         <extensions>true</extensions>
                         <configuration>
-                            <serverId>ossrh</serverId>
-                            <nexusUrl>https://s01.oss.sonatype.org/</nexusUrl>
-                            <autoReleaseAfterClose>true</autoReleaseAfterClose>
+                            <publishingServerId>central</publishingServerId>
+                            <autoPublish>true</autoPublish>
                         </configuration>
                     </plugin>
                 </plugins>
@@ -330,12 +329,12 @@
 
     <distributionManagement>
         <snapshotRepository>
-            <id>ossrh</id>
-            <url>https://s01.oss.sonatype.org/content/repositories/snapshots</url>
+            <id>central</id>
+            <url>https://central.sonatype.com/api/v1/publisher/deployments</url>
         </snapshotRepository>
         <repository>
-            <id>ossrh</id>
-            <url>https://s01.oss.sonatype.org/service/local/staging/deploy/maven2/</url>
+            <id>central</id>
+            <url>https://central.sonatype.com/api/v1/publisher/deployments</url>
         </repository>
     </distributionManagement>
 </project>