Add release workflow

Signed-off-by: Mark S. Lewis <Mark.S.Lewis@outlook.com>

.github/scripts/maven_publish_release.sh

@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+
+set -eu -o pipefail
+
+PUBLISH_PROFILE="${1:?}"
+
+POM_VERSION=$(mvn org.apache.maven.plugins:maven-help-plugin:evaluate -Dexpression=project.version -q -DforceStdout)
+PUBLISH_VERSION="${POM_VERSION%%-*}"
+
+mvn --batch-mode --no-transfer-progress versions:set -DnewVersion="${PUBLISH_VERSION}"
+mvn --batch-mode --no-transfer-progress --activate-profiles "release,${PUBLISH_PROFILE}" -DskipTests deploy

.github/workflows/release.yml

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+name: Release
+
+on:
+  push:
+    tags:
+      - 'v[0-9]+.[0-9]+.[0-9]+'
+
+jobs:
+  publish-github:
+    name: Publish Java artifact to GitHub Packages
+    runs-on: ubuntu-22.04
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-java@v3
+        with:
+          java-version: 8
+          distribution: temurin
+          cache: maven
+          gpg-private-key: ${{ secrets.OSSRH_GPG_SECRET_KEY }}
+          gpg-passphrase: MAVEN_GPG_PASSPHRASE
+      - name: Publish
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          MAVEN_GPG_PASSPHRASE: ${{ secrets.OSSRH_GPG_SECRET_KEY_PASSWORD }}
+        run: ${{ github.workspace }}/.github/scripts/maven_publish_release.sh github
+
+  publish-ossrh:
+    name: Publish Java artifact to Maven Central
+    runs-on: ubuntu-22.04
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-java@v3
+        with:
+          java-version: 8
+          distribution: temurin
+          cache: maven
+          server-id: ossrh
+          server-username: MAVEN_USERNAME
+          server-password: MAVEN_PASSWORD
+          gpg-private-key: ${{ secrets.OSSRH_GPG_SECRET_KEY }}
+          gpg-passphrase: MAVEN_GPG_PASSPHRASE
+      - name: Publish
+        env:
+          MAVEN_USERNAME: ${{ secrets.OSSRH_USERNAME }}
+          MAVEN_PASSWORD: ${{ secrets.OSSRH_TOKEN }}
+          MAVEN_GPG_PASSPHRASE: ${{ secrets.OSSRH_GPG_SECRET_KEY_PASSWORD }}
+        run: ${{ github.workspace }}/.github/scripts/maven_publish_release.sh ossrh