Migrate from OSSRH to Central Publisher Portal (#2962)

* Migrate from OSSRH to Central Publisher Portal

- Replace nexus-staging-maven-plugin with central-publishing-maven-plugin
- Update distributionManagement URLs to Central Publisher Portal endpoints
- Configure auto-publishing with waitUntil=published for immediate release
- Update GitHub Actions to use CENTRAL_TOKEN_* environment variables
- Update Maven settings.xml server configuration for Central Portal

This addresses the OSSRH sunset deadline of June 30th, 2025.

Signed-off-by: Marvin Froeder <velo.br@gmail.com>

* Build with one thread per core

Signed-off-by: Marvin Froeder <velo.br@gmail.com>

---------

Signed-off-by: Marvin Froeder <velo.br@gmail.com>

Author: velo

.circleci/config.yml

@@ -147,7 +147,7 @@ jobs:
           name: 'Test'
           command: |
             source "$HOME/.sdkman/bin/sdkman-init.sh"
-            ./mvnw -ntp -B verify
+            ./mvnw -ntp -B verify -T1C
       - verify-formatting
 
   deploy:
@@ -191,7 +191,7 @@ workflows:
           name: 'deploy snapshot'
           requires:
             - 'snapshot'
-          context: Sonatype
+          context: central
           filters:
             <<: *master-only
 
@@ -205,6 +205,6 @@ workflows:
           name: 'release to maven central'
           requires:
             - 'setup-environment-release'
-          context: Sonatype
+          context: central
           filters:
             <<: *tags-only

.circleci/settings.xml

@@ -19,9 +19,9 @@
                           http://maven.apache.org/xsd/settings-1.0.0.xsd">
   <servers>
     <server>
-      <id>ossrh</id>
-      <username>${env.SONATYPE_USER}</username>
-      <password>${env.SONATYPE_PASSWORD}</password>
+      <id>central</id>
+      <username>${env.CENTRAL_TOKEN_USERNAME}</username>
+      <password>${env.CENTRAL_TOKEN_PASSWORD}</password>
     </server>
   </servers>
   <profiles>

.github/files/settings.xml

@@ -143,12 +143,12 @@
 
   <distributionManagement>
     <repository>
-      <id>ossrh</id>
-      <url>https://oss.sonatype.org/service/local/staging/deploy/maven2/</url>
+      <id>central</id>
+      <url>https://central.sonatype.com/api/v1/publisher</url>
     </repository>
     <snapshotRepository>
-      <id>ossrh</id>
-      <url>https://oss.sonatype.org/content/repositories/snapshots</url>
+      <id>central</id>
+      <url>https://central.sonatype.com/api/v1/publisher</url>
     </snapshotRepository>
   </distributionManagement>
 
@@ -194,6 +194,7 @@
     <maven-release-plugin.version>3.1.1</maven-release-plugin.version>
     <maven-bundle-plugin.version>6.0.0</maven-bundle-plugin.version>
     <centralsync-maven-plugin.version>0.1.1</centralsync-maven-plugin.version>
+    <central-publishing-maven-plugin.version>0.8.0</central-publishing-maven-plugin.version>
     <maven-surefire-plugin.version>3.5.2</maven-surefire-plugin.version>
     <bom-generator.version>0.200.4</bom-generator.version>
     <bom.template.file.path>file://${project.basedir}/src/config/bom.xml</bom.template.file.path>
@@ -876,15 +877,15 @@
         </configuration>
       </plugin>
       <plugin>
-        <groupId>org.sonatype.plugins</groupId>
-        <artifactId>nexus-staging-maven-plugin</artifactId>
-        <version>1.7.0</version>
+        <groupId>org.sonatype.central</groupId>
+        <artifactId>central-publishing-maven-plugin</artifactId>
+        <version>${central-publishing-maven-plugin.version}</version>
         <extensions>true</extensions>
         <configuration>
-          <serverId>ossrh</serverId>
-          <nexusUrl>https://oss.sonatype.org/</nexusUrl>
-          <autoReleaseAfterClose>true</autoReleaseAfterClose>
-          <stagingProgressTimeoutMinutes>15</stagingProgressTimeoutMinutes>
+          <publishingServerId>central</publishingServerId>
+          <autoPublish>true</autoPublish>
+          <waitUntil>published</waitUntil>
+          <checksums>all</checksums>
         </configuration>
       </plugin>
       <plugin>