#512: Make Dockerfile arch specific

Frontend/Dockerfile

@@ -1,18 +1,19 @@
 ################## BUILD ##################
-FROM mcr.microsoft.com/dotnet/sdk:8.0-bookworm-slim AS build
+FROM --platform=$BUILDPLATFORM mcr.microsoft.com/dotnet/sdk:8.0-bookworm-slim AS build
+ARG TARGETARCH
 WORKDIR /src
 COPY . .
-RUN dotnet restore "Xipona.Frontend.WebApp/Xipona.Frontend.WebApp.csproj"
-RUN dotnet build "Xipona.Frontend.WebApp/Xipona.Frontend.WebApp.csproj" -c Release -o /app/build
+RUN dotnet restore "Xipona.Frontend.WebApp/Xipona.Frontend.WebApp.csproj" -a $TARGETARCH
+RUN dotnet build "Xipona.Frontend.WebApp/Xipona.Frontend.WebApp.csproj" -c Release -o /app/build -a $TARGETARCH
 
 ################# PUBLISH #################
 FROM build AS publish
-RUN dotnet publish "Xipona.Frontend.WebApp/Xipona.Frontend.WebApp.csproj" -c Release -o /app/publish
+RUN dotnet publish "Xipona.Frontend.WebApp/Xipona.Frontend.WebApp.csproj" -c Release -o /app/publish --no-restore -sc false -a $TARGETARCH
 
 ################## FINAL ##################
 FROM nginxinc/nginx-unprivileged:1.25 AS final
 WORKDIR /usr/share/nginx/html
 COPY --from=publish /app/publish .
 COPY Docker/nginx.conf /etc/nginx/nginx.conf
 
-CMD ["nginx", "-g", "daemon off;"]
+CMD ["nginx", "-g", "daemon off;"]