Increased version and started preparation for publication on Central

pom.xml

@@ -4,11 +4,11 @@
 
     <groupId>com.github.alexfalappa</groupId>
     <artifactId>nb-springboot-plugin</artifactId>
-    <version>2.1-SNAPSHOT</version>
+    <version>3.0-SNAPSHOT</version>
     <packaging>nbm</packaging>
 
     <name>NB SpringBoot</name>
-    <description>Spring Boot framework support for NetBeans</description>
+    <description>NetBeans IDE plugin for developing with Spring Boot and the Spring framework</description>
 
     <properties>
         <netbeans.api.version>RELEASE82</netbeans.api.version>
@@ -396,6 +396,35 @@
                     <target>1.8</target>
                 </configuration>
             </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-source-plugin</artifactId>
+                <version>3.1.0</version>
+                <executions>
+                    <execution>
+                        <id>attach-sources</id>
+                        <goals>
+                            <goal>jar</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-javadoc-plugin</artifactId>
+                <version>3.1.1</version>
+                <configuration>
+                    <encoding>UTF-8</encoding>
+                </configuration>
+                <executions>
+                    <execution>
+                        <id>attach-javadoc</id>
+                        <goals>
+                            <goal>jar</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-jar-plugin</artifactId>
@@ -439,6 +468,40 @@
                     <!--<groups>com.github.alexfalappa.nbspringboot.cfgprops.LexerTests</groups>-->
                 </configuration>
             </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-deploy-plugin</artifactId>
+                <version>2.8.2</version>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-release-plugin</artifactId>
+                <version>2.5.3</version>
+                <configuration>
+                    <localCheckout>true</localCheckout>
+                    <pushChanges>false</pushChanges>
+                    <mavenExecutorId>forked-path</mavenExecutorId>
+                    <arguments>-Dgpg.passphrase=${gpg.passphrase}</arguments>
+                </configuration>
+                <dependencies>
+                    <dependency>
+                        <groupId>org.apache.maven.scm</groupId>
+                        <artifactId>maven-scm-provider-gitexe</artifactId>
+                        <version>1.9.5</version>
+                    </dependency>
+                </dependencies>
+            </plugin>
+            <plugin>
+                <groupId>org.sonatype.plugins</groupId>
+                <artifactId>nexus-staging-maven-plugin</artifactId>
+                <version>1.6.8</version>
+                <extensions>true</extensions>
+                <configuration>
+                    <serverId>ossrh</serverId>
+                    <nexusUrl>https://oss.sonatype.org/</nexusUrl>
+                    <autoReleaseAfterClose>true</autoReleaseAfterClose>
+                </configuration>
+            </plugin>
         </plugins>
     </build>
 
@@ -456,6 +519,22 @@
         </license>
     </licenses>
 
+    <developers>
+        <developer>
+            <name>Alessandro Falappa</name>
+            <organization>GitHub</organization>
+            <organizationUrl>https://github.com/AlexFalappa</organizationUrl>
+            <timezone>UTC+01:00</timezone>
+        </developer>
+    </developers>
+
+    <scm>
+        <connection>scm:git:https://github.com/AlexFalappa/nb-springboot.git</connection>
+        <developerConnection>scm:git:https://github.com/AlexFalappa/nb-springboot.git</developerConnection>
+        <tag>HEAD</tag>
+        <url>https://github.com/AlexFalappa/nb-springboot</url>
+    </scm>
+
     <repositories>
         <repository>
             <snapshots>
@@ -467,4 +546,46 @@
         </repository>
     </repositories>
 
+    <distributionManagement>
+        <repository>
+            <id>ossrh</id>
+            <url>https://oss.sonatype.org/service/local/staging/deploy/maven2/</url>
+        </repository>
+        <snapshotRepository>
+            <id>ossrh</id>
+            <url>https://oss.sonatype.org/content/repositories/snapshots</url>
+        </snapshotRepository>
+    </distributionManagement>
+
+    <profiles>
+        <!-- GPG Signature on release -->
+        <profile>
+            <id>release-sign-artifacts</id>
+            <activation>
+                <property>
+                    <name>performRelease</name>
+                    <value>true</value>
+                </property>
+            </activation>
+            <build>
+                <plugins>
+                    <plugin>
+                        <groupId>org.apache.maven.plugins</groupId>
+                        <artifactId>maven-gpg-plugin</artifactId>
+                        <version>1.6</version>
+                        <executions>
+                            <execution>
+                                <id>sign-artifacts</id>
+                                <goals>
+                                    <goal>sign</goal>
+                                </goals>
+                                <phase>verify</phase>
+                            </execution>
+                        </executions>
+                    </plugin>
+                </plugins>
+            </build>
+        </profile>
+    </profiles>
+
 </project>