Update .forgejo/workflows/build.yaml

.forgejo/workflows/build.yaml

@@ -1,12 +1,11 @@
 on: 
   push:
-    branches: [master]
+    tags:
+      - '*'
 
 jobs:
   build:
     runs-on: docker
-    container:
-    image: eclipse-temurin:21-jdk
 
     steps:
       - name: checkout repository
@@ -15,8 +14,20 @@ jobs:
       - name: make gradle wrapper executable
         run: chmod +x ./gradlew
 
+      - name: set up jdk
+        run: |
+          JDK_VERSION="8"
+          PLATFORM="linux"
+          ARCH="x64"
+          INSTALL_DIR="/opt/java"
+          mkdir -p "$INSTALL_DIR"
+          DOWNLOAD_URL="https://cdn.azul.com/zulu/bin/zulu8.84.0.15-ca-jdk8.0.442-linux_x64.tar.gz"
+
+          echo "Downloading from $DOWNLOAD_URL"
+          curl -L "$DOWNLOAD_URL" | tar -xz -C "$INSTALL_DIR"
+
       - name: build
-        run: ./gradlew build
+        run: JAVA_HOME="zulu8.84.0.15-ca-jdk8.0.442-linux_x64" ./gradlew build
 
       - name: capture build artifacts
         uses: https://code.forgejo.org/forgejo/upload-artifact@v3