added build workflow

Author: FlorianMichael

.github/workflows/build.yml

@@ -0,0 +1,33 @@
+
+# Automatically build the project and run any configured tests for every push
+# and submitted pull request. This can help catch issues that only occur on
+# certain platforms or Java versions, and provides a first line of defence
+# against bad commits.
+
+name: ViaLoadingBase build
+on: [pull_request, push, workflow_dispatch]
+
+jobs:
+  build:
+    runs-on: ubuntu-22.04
+    steps:
+      - uses: actions/checkout@v3
+      - uses: gradle/wrapper-validation-action@v1
+      - uses: actions/setup-java@v3
+        with:
+          distribution: 'temurin'
+          java-version: 17
+      - uses: actions/cache@v3
+        with:
+          path: |
+            ~/.gradle/caches
+            ~/.gradle/wrapper
+          key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
+          restore-keys: |
+            ${{ runner.os }}-gradle-
+      - name: build
+        run: ./gradlew build
+      - uses: actions/upload-artifact@v3
+        with:
+          name: Artifacts
+          path: build/libs/