fix(ci): use buildx

Signed-off-by: Carlos Alexandro Becker <caarlos0@gmail.com>

.github/workflows/build.yml

@@ -51,8 +51,12 @@ jobs:
           key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
           restore-keys: |
             ${{ runner.os }}-go-
-      - name: Allow arm64 builds
-        run: sudo docker run --privileged linuxkit/binfmt:v0.7
+      -
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
       -
         name: Make Setup
         run: |

.goreleaser.yml

@@ -20,6 +20,7 @@ dockers:
       - 'goreleaser/nfpm:{{ .Tag }}-amd64'
       - 'ghcr.io/goreleaser/nfpm:{{ .Tag }}-amd64'
     dockerfile: Dockerfile
+    use_buildx: true
     binaries:
       - nfpm
     build_flag_templates:
@@ -34,6 +35,7 @@ dockers:
       - 'goreleaser/nfpm:{{ .Tag }}-arm64v8'
       - 'ghcr.io/goreleaser/nfpm:{{ .Tag }}-arm64v8'
     dockerfile: Dockerfile
+    use_buildx: true
     binaries:
       - nfpm
     build_flag_templates: