fix(ci): enable gpg signing only for release

Author: p-ja

.github/workflows/release.yml

@@ -58,7 +58,7 @@ jobs:
           git push origin main
 
       - name: Build and Deploy to Maven Central
-        run: ./mvnw clean deploy --batch-mode
+        run: ./mvnw clean deploy -Prelease --batch-mode
         env:
           MAVEN_USERNAME: ${{ secrets.CENTRAL_TOKEN_USERNAME }}
           MAVEN_PASSWORD: ${{ secrets.CENTRAL_TOKEN_PASSWORD }}

pom.xml

@@ -79,20 +79,30 @@
                     <publishingServerId>central</publishingServerId>
                 </configuration>
             </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-gpg-plugin</artifactId>
-                <version>3.2.8</version>
-                <executions>
-                    <execution>
-                        <id>sign-artifacts</id>
-                        <phase>verify</phase>
-                        <goals>
-                            <goal>sign</goal>
-                        </goals>
-                    </execution>
-                </executions>
-            </plugin>
         </plugins>
     </build>
+
+    <profiles>
+        <profile>
+            <id>release</id>
+            <build>
+                <plugins>
+                    <plugin>
+                        <groupId>org.apache.maven.plugins</groupId>
+                        <artifactId>maven-gpg-plugin</artifactId>
+                        <version>3.2.8</version>
+                        <executions>
+                            <execution>
+                                <id>sign-artifacts</id>
+                                <phase>verify</phase>
+                                <goals>
+                                    <goal>sign</goal>
+                                </goals>
+                            </execution>
+                        </executions>
+                    </plugin>
+                </plugins>
+            </build>
+        </profile>
+    </profiles>
 </project>