Create test action to improve disk space errors from docker image builds

.github/workflows/build-test-webapp-image.yaml

@@ -0,0 +1,49 @@
+name: Build and push image from develop
+on:
+  push:
+    branches:
+      - *
+
+jobs:
+  build-image:
+    runs-on: self-hosted
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v3
+      with:
+        persist-credentials: false
+        fetch-depth: 0
+
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v2
+
+    - name: Cache Docker layers
+      uses: actions/cache@v3
+      with:
+        path: /tmp/.buildx-cache
+        key: ${{ runner.os }}-buildx-${{ github.sha }}
+        restore-keys: |
+          ${{ runner.os }}-buildx-
+
+
+    - name: Login dockerhub
+      uses: docker/login-action@v3
+      with:
+        username: ${{ secrets.DOCKER_REGISTRY_USER }}
+        password: ${{  secrets.DOCKER_REGISTRY_PASSWORD }}
+
+    - name: Build & Push
+      uses: docker/build-push-action@v4
+      id: built-image
+      with:
+        context: .
+        file: ./docker/Dockerfile
+        push: true
+        tags: tiicrc/claasp-lib-staging:test
+        cache-from: type=local,src=/tmp/.buildx-cache
+        cache-to: type=local,dest=/tmp/.buildx-cache-new,mode=max
+
+    - name: Move cache
+      run: |
+        rm -rf /tmp/.buildx-cache
+        mv /tmp/.buildx-cache-new /tmp/.buildx-cache