Added stable build feature

.gitea/workflows/build_stable.yaml

@@ -0,0 +1,62 @@
+
+name: Maven Release Build
+
+on:
+  push:
+    tag:
+    - "v*"
+
+jobs:
+  build-and-release:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up Oracle JDK 25
+        uses: actions/setup-java@v4
+        with:
+          distribution: oracle
+          java-version: "25"
+          cache: maven
+
+      - name: Install Maven
+        run: |
+          apt-get update
+          apt-get install -y maven
+
+      - name: Check Java and Maven versions
+        run: |
+          java --version
+          mvn --version
+
+      - name: Build with Maven
+        run: mvn --batch-mode clean package
+
+      # Pull requests only verify that the project builds successfully.
+      # A beta release is created only for regular push events.
+      - name: Create stable release
+        if: ${{ gitea.event_name == 'push' }}
+        uses: akkuman/gitea-release-action@v1
+        with:
+          server_url: ${{ gitea.server_url }}
+          token: ${{ secrets.GITEA_TOKEN }}
+
+          tag_name: beta-${{ gitea.run_number }}
+          name: MultiSpawn-Core Beta ${{ gitea.run_number }}
+
+          target_commitish: ${{ gitea.sha }}
+
+          body: |
+            Release build of MultiSpawn-Core.
+
+            Branch: ${{ gitea.ref_name }}
+            Build: ${{ gitea.run_number }}
+
+          prerelease: false
+          draft: false
+
+          files: |
+            target/*.jar
+