hotfix: fix GoReleaser docker_v2 arm64 buildx exec format error

Author: EverythingSuckz

.github/workflows/release.yml

@@ -13,6 +13,7 @@ on:
 
 permissions:
   contents: write
+  packages: write
 
 jobs:
   goreleaser:
@@ -23,6 +24,14 @@ jobs:
         with:
           fetch-depth: 0
       - run: git fetch --force --tags
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+        with:
+          platforms: arm64
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+        with:
+          driver: docker-container
       - name: Set up Go
         uses: actions/setup-go@v6
         with:
@@ -33,6 +42,12 @@ jobs:
         with:
           gpg_private_key: ${{ secrets.GPG_PRIVATE_KEY }}
           passphrase: ${{ secrets.PASSPHRASE }}
+      - name: Log in to GHCR
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
       - name: Run GoReleaser
         uses: goreleaser/goreleaser-action@v6
         with:

Dockerfile

@@ -1,8 +1,9 @@
-FROM golang:1.25-alpine3.21 as builder
-RUN apk update && apk upgrade --available && sync
+FROM --platform=$BUILDPLATFORM golang:1.25-alpine3.21 AS builder
+ARG TARGETOS
+ARG TARGETARCH
 WORKDIR /app
 COPY . .
-RUN CGO_ENABLED=0 go build -o /app/fsb -ldflags="-w -s" ./cmd/fsb
+RUN CGO_ENABLED=0 GOOS=${TARGETOS} GOARCH=${TARGETARCH} go build -o /app/fsb -ldflags="-w -s" ./cmd/fsb
 
 FROM scratch
 COPY --from=builder /app/fsb /app/fsb