Improve makefile

script/crossbinary-default

@@ -1,44 +0,0 @@
-#!/usr/bin/env bash
-set -e
-
-if [ -z "$VERSION" ]; then
-    VERSION=$(git rev-parse HEAD)
-fi
-
-if [ -z "$CODENAME" ]; then
-    CODENAME=cheddar
-fi
-
-if [ -z "$DATE" ]; then
-    DATE=$(date -u '+%Y-%m-%d_%I:%M:%S%p')
-fi
-
-echo "Building ${VERSION} ${CODENAME} ${DATE}"
-
-GIT_REPO_URL='github.com/traefik/traefik/pkg/version'
-GO_BUILD_CMD="go build -ldflags"
-GO_BUILD_OPT="-s -w -X ${GIT_REPO_URL}.Version=${VERSION} -X ${GIT_REPO_URL}.Codename=${CODENAME} -X ${GIT_REPO_URL}.BuildDate=${DATE}"
-
-# Build amd64 binaries
-OS_PLATFORM_ARG=(linux windows darwin)
-OS_ARCH_ARG=(amd64)
-for OS in "${OS_PLATFORM_ARG[@]}"; do
-  BIN_EXT=''
-  if [ "$OS" == "windows" ]; then
-    BIN_EXT='.exe'
-  fi
-  for ARCH in "${OS_ARCH_ARG[@]}"; do
-    echo "Building binary for ${OS}/${ARCH}..."
-    GOARCH=${ARCH} GOOS=${OS} CGO_ENABLED=0 ${GO_BUILD_CMD} "${GO_BUILD_OPT}" -o "dist/traefik_${OS}-${ARCH}${BIN_EXT}" ./cmd/traefik/
-  done
-done
-
-# Build arm64 binaries
-OS_PLATFORM_ARG=(linux)
-OS_ARCH_ARG=(arm64)
-for OS in "${OS_PLATFORM_ARG[@]}"; do
-  for ARCH in "${OS_ARCH_ARG[@]}"; do
-    echo "Building binary for ${OS}/${ARCH}..."
-    GOARCH=${ARCH} GOOS=${OS} CGO_ENABLED=0 ${GO_BUILD_CMD} "${GO_BUILD_OPT}" -o "dist/traefik_${OS}-${ARCH}" ./cmd/traefik/
-  done
-done