Moving old port for compatibility

SC.Service/Dockerfile

@@ -1,8 +1,4 @@
-FROM mcr.microsoft.com/dotnet/runtime-deps:8.0-alpine AS base
-WORKDIR /app
-EXPOSE 80
-EXPOSE 443
-
+# >>> 1st stage: build the application
 FROM --platform=$BUILDPLATFORM mcr.microsoft.com/dotnet/sdk:8.0-alpine AS build
 ARG TARGETARCH
 ARG BUILDPLATFORM
@@ -13,17 +9,21 @@ RUN dotnet restore "SC.Service/SC.Service.csproj"
 WORKDIR "/src/SC.Service"
 RUN dotnet build "SC.Service.csproj" -c Release -o /app/build -a $TARGETARCH
 
+# >>> 2nd stage: publish the application
 FROM build AS publish
 RUN dotnet publish "SC.Service.csproj" -c Release -o /app/publish \
     --self-contained true \
-    /p:PublishTrimmed=true \
     /p:PublishSingleFile=true \
     -a $TARGETARCH
 
-FROM --platform=$BUILDPLATFORM base AS final
+# >>> 3rd stage: create the final image
+FROM --platform=$BUILDPLATFORM mcr.microsoft.com/dotnet/runtime-deps:8.0-alpine AS final
 LABEL org.opencontainers.image.source="https://github.com/merschformann/sardine-can"
 ARG TARGETARCH
 ARG BUILDPLATFORM
+ENV ASPNETCORE_HTTP_PORTS=80
+EXPOSE 80
+WORKDIR /app
 
 # create a new user and change directory ownership
 RUN adduser --disabled-password \
@@ -32,7 +32,7 @@ RUN adduser --disabled-password \
 
 # impersonate into the new user
 USER dotnetuser
-WORKDIR /app
 
+# copy the published files and configure the entrypoint
 COPY --from=publish /app/publish .
 ENTRYPOINT ["./SC.Service"]