From 4bef5a07373577323aae2c81f8d3368160a2b5a6 Mon Sep 17 00:00:00 2001
From: Tuomo <tuokri@tuta.io>
Date: Sun, 25 Feb 2024 18:34:37 +0200
Subject: [PATCH] Improve container building

For more details, see:
https://devblogs.microsoft.com/dotnet/improving-multiplatform-container-support/
---
 Dockerfile | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index 9b1e42d..a2fb1f2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,9 +1,10 @@
-FROM mcr.microsoft.com/dotnet/sdk:8.0-bookworm-slim as build-env
+FROM --platform=$BUILDPLATFORM mcr.microsoft.com/dotnet/sdk:8.0-bookworm-slim as build-env
+ARG TARGETARCH
 WORKDIR /App
 
 COPY . ./
-RUN dotnet restore
-RUN dotnet publish -c Release --framework net8.0
+RUN dotnet restore -a $TARGETARCH
+RUN dotnet publish -c Release --framework net8.0 -a $TARGETARCH --no-restore
 
 FROM mcr.microsoft.com/dotnet/runtime:8.0-bookworm-slim