Update build.yml

Author: hantsy

.github/workflows/build.yml

@@ -23,22 +23,17 @@ jobs:
           fetch-depth: 0
 
       - name: Set up JDK 17
-        uses: actions/setup-java@v1
+        uses: actions/setup-java@v4
         with:
-          java-version: 17
+          distribution: 'zulu'
+          java-version: '21'
+          cache: "maven"
 
       - name: Set up Database
         run: |
           docker-compose up -d postgres
           docker ps -a
 
-      - name: Cache Maven packages
-        uses: actions/cache@v1
-        with:
-          path: ~/.m2
-          key: ${{ runner.os }}-m2-${{ hashFiles('**/pom.xml') }}
-          restore-keys: ${{ runner.os }}-m2
-
       - name: Build with Maven
         run: |
           mvn clean package -DskipTests