release workflow updated

Author: bgalek

.github/workflows/release.yml

@@ -3,6 +3,7 @@ name: Publish package
 on:
   release:
     types: [ created ]
+
 jobs:
   publish:
 
@@ -21,3 +22,6 @@ jobs:
         env:
           SONATYPE_USERNAME: ${{ secrets.SONATYPE_USERNAME }}
           SONATYPE_PASSWORD: ${{ secrets.SONATYPE_PASSWORD }}
+          GPG_KEY_ID: ${{ secrets.GPG_KEY_ID }}
+          GPG_PRIVATE_KEY: ${{ secrets.GPG_PRIVATE_KEY }}
+          GPG_PRIVATE_KEY_PASSWORD: ${{ secrets.GPG_PRIVATE_KEY_PASSWORD }}

build.gradle

@@ -7,6 +7,7 @@ plugins {
     id 'io.spring.dependency-management' version '1.0.11.RELEASE'
     id 'pl.allegro.tech.build.axion-release' version '1.12.1'
     id 'io.github.gradle-nexus.publish-plugin' version '1.0.0'
+    id 'signing'
 }
 
 repositories {
@@ -63,6 +64,11 @@ test {
     }
 }
 
+java {
+    withJavadocJar()
+    withSourcesJar()
+}
+
 publishing {
     publications {
         mavenJava(MavenPublication) {
@@ -107,4 +113,13 @@ nexusPublishing {
         maxRetries.set(15)
         delayBetween.set(Duration.ofSeconds(5))
     }
+}
+
+signing {
+    useInMemoryPgpKeys(
+            System.getenv("GPG_KEY_ID"),
+            System.getenv("GPG_PRIVATE_KEY"),
+            System.getenv("GPG_PRIVATE_KEY_PASSWORD")
+    )
+    sign publishing.publications.mavenJava
 }