configure java

Author: stevensJourney

.github/workflows/test-isolated.yaml

@@ -17,7 +17,16 @@ jobs:
       - name: Setup NodeJS
         uses: actions/setup-node@v4
         with:
-          node-version-file: '.nvmrc'
+          node-version-file: ".nvmrc"
+
+      - name: Set up JDK 17
+        uses: actions/setup-java@v4
+        with:
+          java-version: "21"
+          distribution: "temurin"
+
+      - name: Set up Gradle
+        uses: gradle/actions/setup-gradle@v4
 
       - uses: pnpm/action-setup@v2
         name: Install pnpm