Setup release action

.github/workflows/release.yml

@@ -0,0 +1,38 @@
+name: Release
+
+on:
+  release:
+    types: [ published ]
+
+jobs:
+  release:
+    name: Release on Sonatype OSS
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Set up JDK 11
+        uses: actions/setup-java@v1
+        with:
+          java-version: 11
+
+      - name: Build with Maven
+        run: mvn -B package --file pom.xml
+
+      - name: Set up Apache Maven Central
+        uses: actions/setup-java@v1
+        with: # running setup-java again overwrites the settings.xml
+          java-version: 11
+          server-id: ossrh
+          server-username: OSSRH_USERNAME
+          server-password: OSSRH_PASSWORD
+          gpg-private-key: ${{ secrets.MAVEN_GPG_PRIVATE_KEY }}
+          gpg-passphrase: MAVEN_GPG_PASSPHRASE
+
+      - name: Publish to Apache Maven Central
+        run: mvn -Prelease deploy
+        env:
+          OSSRH_USERNAME: ${{ secrets.OSSRH_USERNAME }}
+          OSSRH_PASSWORD: ${{ secrets.OSSRH_PASSWORD }}
+          MAVEN_GPG_PASSPHRASE: ${{ secrets.MAVEN_GPG_PASSPHRASE }}

pom.xml

@@ -141,6 +141,12 @@
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-gpg-plugin</artifactId>
                 <version>${plugin.maven-gpg.version}</version>
+                <configuration>
+                    <gpgArguments>
+                        <arg>--pinentry-mode</arg>
+                        <arg>loopback</arg>
+                    </gpgArguments>
+                </configuration>
                 <executions>
                     <execution>
                         <id>sign_artifacts</id>