From 209e5f52d028c2f96c8e66d4acb9d5ee6a5509e8 Mon Sep 17 00:00:00 2001
From: erikarasnick <erika.rasnick@gmail.com>
Date: Wed, 28 Dec 2022 12:43:52 -0500
Subject: [PATCH 1/4] try multiplatform build on PR

---
 .github/workflows/build-deploy-pr.yaml | 19 ++++++++++++++-----
 1 file changed, 14 insertions(+), 5 deletions(-)

diff --git a/.github/workflows/build-deploy-pr.yaml b/.github/workflows/build-deploy-pr.yaml
index 3d4252f..76efeea 100644
--- a/.github/workflows/build-deploy-pr.yaml
+++ b/.github/workflows/build-deploy-pr.yaml
@@ -12,7 +12,11 @@ jobs:
       fail-fast: false
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
       - name: create latest tag variable
         run: |
           container="${{ env.registry }}/${{ env.username}}/${{ env.repository }}:latest"
@@ -34,7 +38,12 @@ jobs:
           registry: ${{ env.registry }}
           username: ${{ env.username }}
           password: ${{ secrets.GITHUB_TOKEN }}
-      - name: deploy pull request container
-        run: |
-          docker tag ${{ env.container }} ${{ env.versioned }}
-          docker push ${{ env.versioned }}
+      - name: Build and push
+        uses: docker/build-push-action@v3
+        with:
+          context: .
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: |
+            ${{ env.container }} ${{ env.versioned }}
+            ${{ env.versioned }}

From bd52747d6cdec4755bf3e924e22c07ffe4f2b9ca Mon Sep 17 00:00:00 2001
From: erikarasnick <erika.rasnick@gmail.com>
Date: Wed, 28 Dec 2022 13:21:50 -0500
Subject: [PATCH 2/4] separate tags

---
 .github/workflows/build-deploy-pr.yaml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/build-deploy-pr.yaml b/.github/workflows/build-deploy-pr.yaml
index 76efeea..6b899eb 100644
--- a/.github/workflows/build-deploy-pr.yaml
+++ b/.github/workflows/build-deploy-pr.yaml
@@ -45,5 +45,5 @@ jobs:
           platforms: linux/amd64,linux/arm64
           push: true
           tags: |
-            ${{ env.container }} ${{ env.versioned }}
+            ${{ env.container }} ${{ env.versioned }} 
             ${{ env.versioned }}

From 69f0216494a83a9ab8b76bef7dc6326709d0c786 Mon Sep 17 00:00:00 2001
From: erikarasnick <erika.rasnick@gmail.com>
Date: Wed, 28 Dec 2022 13:48:54 -0500
Subject: [PATCH 3/4] try again

---
 .github/workflows/build-deploy-pr.yaml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/build-deploy-pr.yaml b/.github/workflows/build-deploy-pr.yaml
index 6b899eb..8de8b6d 100644
--- a/.github/workflows/build-deploy-pr.yaml
+++ b/.github/workflows/build-deploy-pr.yaml
@@ -45,5 +45,5 @@ jobs:
           platforms: linux/amd64,linux/arm64
           push: true
           tags: |
-            ${{ env.container }} ${{ env.versioned }} 
+            ${{ env.container }}
             ${{ env.versioned }}

From 046fedc81118176f94bce6ed29c2eb78ddcc2da6 Mon Sep 17 00:00:00 2001
From: erikarasnick <erika.rasnick@gmail.com>
Date: Wed, 28 Dec 2022 18:11:26 -0500
Subject: [PATCH 4/4] build vs target platform in Dockerfile

---
 Dockerfile | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/Dockerfile b/Dockerfile
index d321e39..3dfaaba 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM rocker/r-ver:4.1.2
+FROM --platform=$BUILDPLATFORM rocker/r-ver:4.1.2
 
 ENV degauss_name="fortunes"
 ENV degauss_version="0.1.3"
@@ -38,3 +38,10 @@ COPY entrypoint.R .
 WORKDIR /tmp
 
 ENTRYPOINT ["/app/entrypoint.R"]
+
+ARG TARGETPLATFORM
+RUN compile --target=$TARGETPLATFORM -o /out/mybinary
+
+FROM rocker/r-ver:4.1.2
+COPY --from=build /out/mybinary /bin
+