diff --git a/.github/workflows/build-debian12-beta.yml b/.github/workflows/build-debian12-beta.yml
new file mode 100644
index 0000000..05a73bb
--- /dev/null
+++ b/.github/workflows/build-debian12-beta.yml
@@ -0,0 +1,186 @@
+# Github action to build Debian12 image (Tag: beta)
+name: Build Debian 12 Image (beta)
+
+on:
+  release:
+    types: [prereleased]
+  workflow_dispatch:
+    inputs:
+      chose_node_version:
+        type: choice
+        description: 'Which Node version should be used?'
+        options:
+          - 'Recommended Node version (default)'
+          - 'Experimental Node version'
+          - 'Both Node versions'
+
+jobs:
+  build-with-recommended-node:
+    if: inputs.chose_node_version == 'Recommended Node version (default)' || inputs.chose_node_version == 'Both Node versions' || github.event_name == 'release'
+    name: Build with recommended Node version
+    runs-on: ubuntu-latest
+    steps:
+      - name: Fetch latest prerelease tag
+        run: echo "RELEASE_TAG=${GITHUB_REF#refs/*/}" >> $GITHUB_ENV
+
+      - name: Checkout repo
+        uses: actions/checkout@v4.0.0
+        with:
+          repository: 'buanet/ioBroker.docker'
+          ref: ${{ env.RELEASE_TAG }}
+
+      - name: Set job variables
+        run: |
+          VERSION="$(cat .VERSION)"
+          MAJORVERSION="$(cat .VERSION | cut -c 1-2 | sed -r 's#^(.{0})#\1latest-#')"
+          DATI="$(date --rfc-3339=seconds | sed 's/ /T/')"
+          # Log output and export as Github environment variable
+          echo "[LOG] Nodejs Version: ${{ vars.RECOMMENDED_NODE_VERSION }}"
+          echo "[LOG] Image Version: $VERSION"
+          echo "version=$VERSION" >> $GITHUB_ENV
+          echo "[LOG] Major Image Version: $MAJORVERSION"
+          echo "majorversion=$MAJORVERSION" >> $GITHUB_ENV
+          echo "[LOG] Buildnumber/Timestamp: $DATI"
+          echo "dati=$DATI" >> $GITHUB_ENV
+          # Set values in iobroker_startup.sh
+          sed -e "s/\${VERSION}/$VERSION-dev/" -e "s/\${BUILD}/$DATI/" ./debian12/scripts/iobroker_startup.sh > ./debian12/scripts/iobroker_startup.tmp
+          mv -f ./debian12/scripts/iobroker_startup.tmp ./debian12/scripts/iobroker_startup.sh
+          # Set values in Dockerfile
+          sed -e "s/\${VERSION}/$VERSION-dev/" -e "s/\${DATI}/$DATI/" -e "s/\${NODE}/${{ vars.RECOMMENDED_NODE_VERSION }}/" ./debian12/Dockerfile > ./debian12/Dockerfile.tmp 
+          mv -f ./debian12/Dockerfile.tmp ./debian12/Dockerfile
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3.0.0
+
+      - name: Set up Docker Buildx
+        id: buildx
+        uses: docker/setup-buildx-action@v3.0.0
+
+      - name: Login to DockerHub
+        uses: docker/login-action@v3.0.0
+        with:
+          username: ${{ secrets.DOCKER_USER }}
+          password: ${{ secrets.DOCKER_PASS }}
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3.0.0
+        with:
+          registry: ghcr.io
+          username: ${{ secrets.PACKAGES_USER }}
+          password: ${{ secrets.PACKAGES_PASS }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v5.0.0
+        with:
+          context: ./debian12
+          file: ./debian12/Dockerfile
+          push: true
+          platforms: |
+            linux/amd64
+            linux/arm/v7
+            linux/arm64/v8
+          tags: |
+            buanet/iobroker:beta,
+            buanet/iobroker:${{ env.version }},
+            ghcr.io/buanet/iobroker:beta,
+            ghcr.io/buanet/iobroker:${{ env.version }}
+          provenance: false
+          outputs: type=image,name=target,annotation-index.org.opencontainers.image.description=Official Docker image for ioBroker smarthome software (https://www.iobroker.net)
+
+  build-with-experimental-node:
+    if: inputs.chose_node_version == 'Experimental Node version' || inputs.chose_node_version == 'Both Node versions' || github.event_name == 'release'
+    name: Build with experimental Node version
+    runs-on: ubuntu-latest
+    steps:
+        - name: Fetch latest prerelease tag
+          run: echo "RELEASE_TAG=${GITHUB_REF#refs/*/}" >> $GITHUB_ENV
+
+        - name: Checkout repo
+          uses: actions/checkout@v4.0.0
+          with:
+            repository: 'buanet/ioBroker.docker'
+            ref: ${{ env.RELEASE_TAG }}
+
+        - name: Set job variables
+          run: |
+            VERSION="$(cat .VERSION)"
+            MAJORVERSION="$(cat .VERSION | cut -c 1-2 | sed -r 's#^(.{0})#\1latest-#')"
+            DATI="$(date --rfc-3339=seconds | sed 's/ /T/')"
+            # Log output and export as Github environment variable
+            echo "[LOG] Nodejs Version: ${{ vars.EXPERIMENTAL_NODE_VERSION }}"
+            echo "[LOG] Image Version: $VERSION"
+            echo "version=$VERSION" >> $GITHUB_ENV
+            echo "[LOG] Major Image Version: $MAJORVERSION"
+            echo "majorversion=$MAJORVERSION" >> $GITHUB_ENV
+            echo "[LOG] Buildnumber/Timestamp: $DATI"
+            echo "dati=$DATI" >> $GITHUB_ENV
+            # Set values in iobroker_startup.sh
+            sed -e "s/\${VERSION}/$VERSION-dev/" -e "s/\${BUILD}/$DATI/" ./debian12/scripts/iobroker_startup.sh > ./debian12/scripts/iobroker_startup.tmp
+            mv -f ./debian12/scripts/iobroker_startup.tmp ./debian12/scripts/iobroker_startup.sh
+            # Set values in Dockerfile
+            sed -e "s/\${VERSION}/$VERSION-dev/" -e "s/\${DATI}/$DATI/" -e "s/\${NODE}/${{ vars.EXPERIMENTAL_NODE_VERSION }}/" ./debian12/Dockerfile > ./debian12/Dockerfile.tmp 
+            mv -f ./debian12/Dockerfile.tmp ./debian12/Dockerfile
+
+        - name: Set up QEMU
+          uses: docker/setup-qemu-action@v3.0.0
+
+        - name: Set up Docker Buildx
+          id: buildx
+          uses: docker/setup-buildx-action@v3.0.0
+
+        - name: Login to DockerHub
+          uses: docker/login-action@v3.0.0
+          with:
+            username: ${{ secrets.DOCKER_USER }}
+            password: ${{ secrets.DOCKER_PASS }}
+
+        - name: Login to GitHub Container Registry
+          uses: docker/login-action@v3.0.0
+          with:
+            registry: ghcr.io
+            username: ${{ secrets.PACKAGES_USER }}
+            password: ${{ secrets.PACKAGES_PASS }}
+
+        - name: Build and push Docker image
+          uses: docker/build-push-action@v5.0.0
+          with:
+            context: ./debian12
+            file: ./debian12/Dockerfile
+            push: true
+            platforms: |
+              linux/amd64
+              linux/arm64/v8
+#              linux/arm/v7
+            tags: |
+              buanet/iobroker:beta-node${{ vars.EXPERIMENTAL_NODE_VERSION }},
+              buanet/iobroker:${{ env.version }}-node${{ vars.EXPERIMENTAL_NODE_VERSION }},
+              ghcr.io/buanet/iobroker:beta-node${{ vars.EXPERIMENTAL_NODE_VERSION }},
+              ghcr.io/buanet/iobroker:${{ env.version }}-node${{ vars.EXPERIMENTAL_NODE_VERSION }}
+            provenance: false
+            outputs: type=image,name=target,annotation-index.org.opencontainers.image.description=Official Docker image for ioBroker smarthome software (https://www.iobroker.net)
+
+  delete-untagged-images:
+    if: ${{ always() }}
+    needs: [build-with-recommended-node, build-with-experimental-node]
+    name: Delete untagged images from GitHub Container Registry
+    runs-on: ubuntu-latest
+    steps:
+      - name: Delete images
+        uses: actions/github-script@v6.4.1
+        with:
+          github-token: ${{ secrets.PACKAGES_PASS }}
+          script: |
+            const response = await github.request("GET /users/${{ env.OWNER }}/packages/container/${{ env.PACKAGE_NAME }}/versions",
+              { per_page: ${{ env.PER_PAGE }}
+            });
+            for(version of response.data) {
+                if (version.metadata.container.tags.length == 0) {
+                    console.log("delete " + version.id)
+                    const deleteResponse = await github.request("DELETE /user/packages/container/${{ env.PACKAGE_NAME }}/versions/" + version.id, { });
+                    console.log("status " + deleteResponse.status)
+                }
+            }
+        env:
+          OWNER: buanet
+          PACKAGE_NAME: iobroker
+          PER_PAGE: 100