From 2f99f8d3d666e66f8b31a05091974268b6491805 Mon Sep 17 00:00:00 2001
From: Story Crater Bot <19826264+Riotpiaole@users.noreply.github.com>
Date: Mon, 13 Jul 2026 10:20:14 -0700
Subject: [PATCH] fix: cross-compile natively via BUILDPLATFORM/TARGETARCH
 instead of QEMU-emulating go build

---
 Dockerfile | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index 3e5bc6d..cd06028 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,9 +1,11 @@
-FROM golang:1.26 AS build
+FROM --platform=$BUILDPLATFORM golang:1.26 AS build
+ARG TARGETOS
+ARG TARGETARCH
 WORKDIR /src
 COPY go.mod go.sum ./
 RUN go mod download
 COPY . .
-RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -trimpath -o /out/kmsvc-server ./cmd/server
+RUN CGO_ENABLED=0 GOOS=$TARGETOS GOARCH=$TARGETARCH go build -trimpath -o /out/kmsvc-server ./cmd/server
 
 FROM gcr.io/distroless/static-debian12:nonroot
 COPY --from=build /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt