From 5b1ea952fe98d3a90bb6cef62e7f499055e8f872 Mon Sep 17 00:00:00 2001
From: Richard87 <richard.hagen@gmail.com>
Date: Tue, 18 Jun 2024 17:35:17 +0200
Subject: [PATCH] Add multiarch output

---
 .github/workflows/build.yaml | 3 ++-
 Dockerfile                   | 6 +++---
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 089b86e..426c9ea 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -6,6 +6,7 @@ on:
     branches:
       - main
   workflow_dispatch:
+  pull_request:
 
 
 env:
@@ -46,6 +47,6 @@ jobs:
         with:
           context: .
           push: true
+          platform: linux/amd64,linux/arm64
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
-
diff --git a/Dockerfile b/Dockerfile
index 187dd37..4f6d14c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.22-alpine3.19 as builder
+FROM --platform=$BUILDPLATFORM golang:1.22-alpine3.19 as builder
 
 RUN apk update && \
     apk add bash jq alpine-sdk sed gawk git ca-certificates curl && \
@@ -14,12 +14,12 @@ RUN go mod download
 COPY . .
 
 # Build project
-RUN CGO_ENABLED=0 GOOS=linux go build -ldflags "-s -w" -a -installsuffix cgo -o /radix-oauth-guard
+RUN  GOOS=$TARGETOS GOARCH=$TARGETARCH CGO_ENABLED=0 go build -ldflags "-s -w" -a -installsuffix cgo -o /radix-oauth-guard
 
 RUN addgroup -S -g 1000 guard
 RUN adduser -S -u 1000 -G guard guard
 
-FROM scratch
+FROM --platform=$TARGETPLATFORM scratch
 
 COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
 COPY --from=builder /etc/passwd /etc/passwd