matplotlib experiment2 (#1414)

* testing dummy build without push

* ok

.github/workflows/docker-build-and-push-dummy.yml

@@ -1,26 +1,24 @@
 name: Build and Push Docker Images Dummy
-
 on:
   push:
     tags:
       - "v*"
   workflow_dispatch:
-
 env:
   UBUNTU_VERSION: "ubuntu-24.04"
+  VERSION: dummy
 
 jobs:
   build-and-push:
     runs-on: ubuntu-24.04
     permissions:
       contents: read
       packages: write
-
     steps:
       - name: Checkout Repository
         uses: actions/checkout@v4
         with:
-          fetch-depth: 0 # Ensure all history and tags are fetched
+          fetch-depth: 0
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
@@ -32,29 +30,40 @@ jobs:
         run: |
           echo "VERSION=$(git describe --tags --always)" >> $GITHUB_ENV
           echo "BUILD=$(git rev-parse --short HEAD)" >> $GITHUB_ENV
-
           echo "CISO_ASSISTANT_VERSION=$(git describe --tags --always)" > .meta
           echo "CISO_ASSISTANT_BUILD=$(git rev-parse --short HEAD)" >> .meta
-
           cp .meta ./backend/
           cp .meta ./backend/ciso_assistant/
 
-      - name: Build and Push Frontend Docker Image
+      - name: Build Backend ARM Docker Image
+        uses: docker/build-push-action@v6
+        with:
+          context: ./backend
+          file: ./backend/Dockerfile
+          load: true
+          platforms: linux/arm64
+          tags: ghcr.io/${{ github.repository }}/backend:arm64-${{ env.VERSION }}
+      - name: Build Frontend ARM Docker Image
         uses: docker/build-push-action@v6
         with:
           context: ./frontend
           file: ./frontend/Dockerfile
           load: true
-          tags: |
-            ghcr.io/${{ github.repository }}/frontend:${{ env.VERSION }}
-          platforms: linux/amd64,linux/arm64
-
-      - name: Build and Push Backend Docker Image
+          platforms: linux/arm64
+          tags: ghcr.io/${{ github.repository }}/frontend:arm64-${{ env.VERSION }}
+      - name: Build Backend Docker Image
         uses: docker/build-push-action@v6
         with:
           context: ./backend
           file: ./backend/Dockerfile
           load: true
-          tags: |
-            ghcr.io/${{ github.repository }}/backend:${{ env.VERSION }}
-          platforms: linux/amd64,linux/arm64
+          platforms: linux/amd64
+          tags: ghcr.io/${{ github.repository }}/backend:${{ env.VERSION }}
+      - name: Build Frontend Docker Image
+        uses: docker/build-push-action@v6
+        with:
+          context: ./frontend
+          file: ./frontend/Dockerfile
+          load: true
+          platforms: linux/amd64
+          tags: ghcr.io/${{ github.repository }}/frontend:${{ env.VERSION }}