mvn deploy, sign with gpg, generate javadocs, upload

Author: mr-c

pom.xml

@@ -125,6 +125,73 @@
     </dependency>
   </dependencies>
   <profiles>
+    <profile>
+      <id>deployment</id>
+      <build>
+        <plugins>
+          <plugin>
+            <groupId>org.apache.maven.plugins</groupId>
+            <artifactId>maven-javadoc-plugin</artifactId>
+            <version>3.10.1</version>
+            <executions>
+              <execution>
+                <id>attach-javadocs</id>
+                <goals>
+                  <goal>jar</goal>
+                </goals>
+              </execution>
+            </executions>
+          </plugin>
+          <plugin>
+            <groupId>org.apache.maven.plugins</groupId>
+            <artifactId>maven-source-plugin</artifactId>
+            <version>3.3.1</version>
+            <executions>
+              <execution>
+                <id>attach-sources</id>
+                <goals>
+                  <goal>jar-no-fork</goal>
+                </goals>
+              </execution>
+            </executions>
+          </plugin>
+          <plugin>
+            <groupId>org.apache.maven.plugins</groupId>
+            <artifactId>maven-gpg-plugin</artifactId>
+            <version>3.2.8</version>
+            <configuration>
+              <!-- Optional: specify which key to use -->
+              <keyname>${gpg.keyname}</keyname>
+              <!-- Prevent gpg from using pinentry programs -->
+              <gpgArguments>
+                <arg>--pinentry-mode</arg>
+                <arg>loopback</arg>
+              </gpgArguments>
+            </configuration>
+            <executions>
+              <execution>
+                <id>sign-artifacts</id>
+                <phase>verify</phase>
+                <goals>
+                  <goal>sign</goal>
+                </goals>
+              </execution>
+            </executions>
+          </plugin>
+          <plugin>
+            <groupId>org.sonatype.central</groupId>
+            <artifactId>central-publishing-maven-plugin</artifactId>
+            <version>0.9.0</version>
+            <extensions>true</extensions>
+            <configuration>
+              <publishingServerId>central</publishingServerId>
+              <autoPublish>true</autoPublish>
+              <waitUntil>uploaded</waitUntil>
+            </configuration>
+          </plugin>
+        </plugins>
+      </build>
+    </profile>
     <profile>
       <id>github</id>
       <activation>