Added GitHub Action to publish JAR releases

.github/workflows/publish.yml

@@ -0,0 +1,29 @@
+name: Publish JAR releases
+
+on:
+  push:
+    tags:
+      - "v[0-9]+.[0-9]+.[0-9]+"
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Cache
+        uses: actions/setup-java@v3
+        with:
+          distribution: 'temurin'
+          java-version: '17'
+          cache: 'maven'
+
+      - name: Build JAR
+        run: 'mvn -B clean package'
+
+      - name: Release
+        uses: softprops/action-gh-release@v1
+        with:
+          files: |
+            target/HorseEnhancer.jar