explicit building docker image for arm64

.github/workflows/build-and-publish-docker-images.yml

@@ -101,8 +101,7 @@ jobs:
         with:
           push: true
           load: true
-          file: ./src/docker/Dockerfile-AasxServerBlazor
-          platforms: linux/arm64/v8
+          file: ./src/docker/Dockerfile-AasxServerBlazor-arm64
           tags: adminshellio/aasx-server-blazor-for-demo-arm64:latest
           github-token: ${{ secrets.GITHUB_TOKEN }}
           labels: "version =${{ env.VERSION_NUMBER }}"

src/docker/Dockerfile-AasxServerBlazor-arm64

@@ -0,0 +1,24 @@
+# Use a multi-stage build to build and publish the .NET application
+# Specify the initial base architecture (amd64 in this case)
+FROM mcr.microsoft.com/dotnet/sdk:8.0-jammy-arm64v8 AS build-env
+WORKDIR /repo/src
+
+# Copy everything else and build
+COPY ./src/ /repo/src/
+COPY ./LICENSE.TXT /repo/LICENSE.txt
+
+RUN dotnet clean
+RUN dotnet restore
+RUN dotnet build -o /out/AasxServerBlazor AasxServerBlazor -v diag
+RUN dotnet publish -c Release -v diag --no-restore
+
+# Use a runtime image to run the application
+# Specify the initial base architecture (amd64 in this case)
+FROM mcr.microsoft.com/dotnet/aspnet:8.0-jammy-arm64v8 as base
+RUN apt update && apt upgrade --yes
+RUN apt install -y curl nano libgdiplus
+EXPOSE 5001
+COPY --from=build-env /out/AasxServerBlazor/ /AasxServerBlazor/
+COPY ./content-for-demo/ /AasxServerBlazor/
+WORKDIR /AasxServerBlazor
+ENTRYPOINT ["/bin/bash", "-c", "./startForDemo.sh"]