From 3ab5e846760e420f22a7767a80569ff183c04237 Mon Sep 17 00:00:00 2001
From: kongfang <kongfang@xnow.me>
Date: Wed, 10 Sep 2025 15:21:12 +0800
Subject: [PATCH 1/2] support build arm64 docker image

---
 .github/workflows/publish.yml | 1 +
 Dockerfile                    | 4 +++-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 36680c1..bf88687 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -38,6 +38,7 @@ jobs:
       uses: docker/build-push-action@v4
       with:
         context: .
+        platforms: linux/amd64,linux/arm64
         build-args: |
           KOMPANION_VERSION=${{ steps.get_tag.outputs.TAG }}
         push: true
diff --git a/Dockerfile b/Dockerfile
index 94813f7..415f1bd 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -14,9 +14,11 @@ WORKDIR /app
 ARG KOMPANION_VERSION=local
 ENV KOMPANION_VERSION=$KOMPANION_VERSION
 
-RUN GOOS=linux GOARCH=amd64 \
+ARG TARGETARCH
+RUN GOOS=linux GOARCH=${TARGETARCH:-amd64} \
     go build -ldflags "-X main.Version=$KOMPANION_VERSION" -tags migrate -o /bin/app ./cmd/app
 
+
 # Step 3: Final
 FROM golang:1.22.5-alpine
 ENV GIN_MODE=release

From 1570d0410990ff4eccffdb2da370b5629458d5d8 Mon Sep 17 00:00:00 2001
From: kongfang <kongfang@xnow.me>
Date: Tue, 16 Sep 2025 11:56:41 +0800
Subject: [PATCH 2/2] dockerfile: use golang cross arch build

---
 Dockerfile | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index 415f1bd..6da037c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,11 +1,11 @@
 # Step 1: Modules caching
-FROM golang:1.22.5-alpine as modules
+FROM --platform=${BUILDPLATFORM} golang:1.22.5-alpine as modules
 COPY go.mod go.sum /modules/
 WORKDIR /modules
 RUN go mod download
 
 # Step 2: Builder
-FROM golang:1.22.5-alpine as builder
+FROM --platform=${BUILDPLATFORM} golang:1.22.5-alpine as builder
 RUN apk add --update gcc musl-dev
 COPY --from=modules /go/pkg /go/pkg
 COPY . /app
@@ -16,11 +16,11 @@ ENV KOMPANION_VERSION=$KOMPANION_VERSION
 
 ARG TARGETARCH
 RUN GOOS=linux GOARCH=${TARGETARCH:-amd64} \
-    go build -ldflags "-X main.Version=$KOMPANION_VERSION" -tags migrate -o /bin/app ./cmd/app
+  go build -ldflags "-X main.Version=$KOMPANION_VERSION" -tags migrate -o /bin/app ./cmd/app
 
 
 # Step 3: Final
-FROM golang:1.22.5-alpine
+FROM --platform=${TARGETPLATFORM} golang:1.22.5-alpine
 ENV GIN_MODE=release
 
 WORKDIR /