From 9823ff94171edb7a0cfe3aef6a3502ebf8b2df51 Mon Sep 17 00:00:00 2001
From: seriouz <seriouz@users.noreply.github.com>
Date: Tue, 21 May 2024 08:58:01 +0200
Subject: [PATCH] feat(Docker): Enabled support for Linux ARM based Docker
 images (Issue https://github.com/bagetter/BaGetter/issues/134).

---
 .github/workflows/release.yml | 5 +++++
 Dockerfile                    | 8 +++++---
 readme.md                     | 1 +
 3 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 867ea7136..c4923bf61 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -98,10 +98,15 @@ jobs:
           password: ${{ secrets.DOCKERHUB_TOKEN }}
       - name: Set release version
         run: echo "PackageVersion=${{ needs.version.outputs.RELEASE_VERSION }}" >> $GITHUB_ENV
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
       - name: Build and push Docker image
         uses: docker/build-push-action@v5.1.0
         with:
           context: .
+          platforms: linux/amd64,linux/arm64
           push: true
           tags: |
             bagetter/bagetter:latest
diff --git a/Dockerfile b/Dockerfile
index 0dba90a44..23468b098 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,8 @@
 ARG Version=1.0.0
 
-FROM mcr.microsoft.com/dotnet/sdk:8.0-alpine AS build
+FROM --platform=$BUILDPLATFORM mcr.microsoft.com/dotnet/sdk:8.0-alpine AS build
 ARG Version
+ARG TARGETARCH
 WORKDIR /src
 
 ## Create separate layer for `dotnet restore` to allow for caching; useful for local development
@@ -12,7 +13,7 @@ RUN for file in $(ls *.csproj); do mkdir -p ${file%.*}/ && mv $file ${file%.*}/;
 # useful for debugging to display all files
 #RUN echo $(ls)
 # restore packages
-RUN dotnet restore BaGetter/BaGetter.csproj
+RUN dotnet restore BaGetter/BaGetter.csproj --arch $TARGETARCH
 
 ## Publish app (implicitly builds the app)
 FROM build AS publish
@@ -27,7 +28,8 @@ RUN dotnet publish BaGetter \
     -p DebugType=none \
     -p DebugSymbols=false \
     -p GenerateDocumentationFile=false \
-    -p UseAppHost=false
+    -p UseAppHost=false \
+    -a $TARGETARCH
 
 # create default folders
 RUN mkdir -p "/data/packages" \
diff --git a/readme.md b/readme.md
index d48d37258..a7ff28748 100644
--- a/readme.md
+++ b/readme.md
@@ -28,6 +28,7 @@ For more information, please refer to the [documentation].
 ## 📦 Features
 
 * **Cross-platform**: runs on Windows, macOS, and Linux!
+* **ARM** (64bit) **support**. You can host your NuGets on a device like Raspberry Pi!
 * **Cloud native**: supports [Docker][Docker doc link], [AWS][AWS doc link], [Google Cloud][GCP doc link], [Alibaba Cloud][Aliyun doc link]
 * **Offline support**: [Mirror a NuGet server][Read through caching] to speed up builds and enable offline downloads