Add gpg plugin and release pipeline

.github/workflows/release.yml

@@ -0,0 +1,32 @@
+name: publish
+
+on:
+  release:
+    types:
+      - created
+
+jobs:
+  publish:
+
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: ${{ github.event.repository.name }}
+        uses: actions/checkout@v4
+
+      - name: Set up Maven Central Repository
+        uses: actions/setup-java@v4
+        with:
+          java-version: '11'
+          distribution: 'temurin'
+          server-id: ossrh
+          server-username: MAVEN_USERNAME
+          server-password: MAVEN_PASSWORD
+          gpg-private-key: ${{ secrets.gpg_key }}
+          gpg-passphrase: ${{ secrets.gpg_pass }}
+
+      - name: Publish package
+        run: mvn --batch-mode clean deploy
+        env:
+          MAVEN_USERNAME: ${{ secrets.OSSRH_USERNAME }}
+          MAVEN_PASSWORD: ${{ secrets.OSSRH_TOKEN }}

pom.xml

@@ -179,6 +179,27 @@
             </executions>
           </plugin>
 
+          <plugin>
+            <groupId>org.apache.maven.plugins</groupId>
+            <artifactId>maven-gpg-plugin</artifactId>
+            <version>3.1.0</version>
+            <executions>
+              <execution>
+                <id>sign-artifacts</id>
+                <phase>verify</phase>
+                <goals>
+                  <goal>sign</goal>
+                </goals>
+                <configuration>
+                  <gpgArguments>
+                    <arg>--pinentry-mode</arg>
+                    <arg>loopback</arg>
+                  </gpgArguments>
+                </configuration>
+              </execution>
+            </executions>
+          </plugin>
+
         </plugins>
     </build>
 </project>