Add release task to Makefile

.gitignore

@@ -1,3 +1,5 @@
 /coverage
 /bin
 rice-box.go
+/release
+/vendor

Makefile

@@ -13,13 +13,16 @@ deps:
 	go get -u github.com/cortesi/modd/cmd/modd
 	go get -u github.com/golangci/golangci-lint/cmd/golangci-lint
 
-coverage:
-	@script/coverage
-
 lint:
 	golangci-lint run --tests=false --enable-all
 
+vendor:
+	go mod vendor
+
+release: clean vendor
+	./misc/script/release
+
 clean:
 	rm -rf ./bin ./release ./coverage
 
-.PHONY: test clean lint coverage doc
+.PHONY: test clean lint coverage doc release vendor

misc/script/release

@@ -0,0 +1,102 @@
+#!/bin/bash
+
+set -eo pipefail
+
+OS_TARGETS=(linux)
+ARCH_TARGETS=${ARCH_TARGETS:-amd64 arm64}
+
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null && pwd )"
+PROJECT_DIR="$DIR/../.."
+
+function build {
+
+  local name=$1
+  local srcdir=$2
+  local os=$3
+  local arch=$4
+
+  local dirname="$name-$os-$arch"
+  local destdir="$PROJECT_DIR/release/$dirname"
+
+  rm -rf "$destdir"
+  mkdir -p "$destdir"
+
+  echo "building $dirname..."
+
+  CGO_ENABLED=0 GOOS="$os" GOARCH="$arch" go build \
+    -mod=vendor \
+    -ldflags="-s -w -X 'main.GitRef=$(current_commit_ref)' -X 'main.ProjectVersion=$(current_version)' -X 'main.BuildDate=$(current_date)'" \
+    -gcflags=-trimpath="${PWD}" \
+    -asmflags=-trimpath="${PWD}" \
+    -o "$destdir/bin/$name" \
+    "$srcdir"
+
+  if [ ! -z "$(which upx)" ]; then
+    upx --best "$destdir/bin/$name"
+  fi
+
+}
+
+function current_date {
+  date '+%Y-%m-%d %H:%M'
+}
+
+function current_commit_ref {
+  git log -n 1 --pretty="format:%h"
+}
+
+function current_version {
+  local latest_tag=$(git describe --abbrev=0 2>/dev/null)
+  echo ${latest_tag:-0.0.0}
+}
+
+function copy {
+
+  local name=$1
+  local os=$2
+  local arch=$3
+  local src=$4
+  local dest=$5
+
+  local dirname="$name-$os-$arch"
+  local destdir="$PROJECT_DIR/release/$dirname"
+
+  echo "copying '$src' to '$destdir/$dest'..."
+
+  mkdir -p "$(dirname $destdir/$dest)"
+
+  cp -rfL $src "$destdir/$dest"
+
+}
+
+function compress {
+  local name=$1
+  local os=$2
+  local arch=$3
+
+  local dirname="$name-$os-$arch"
+  local destdir="$PROJECT_DIR/release/$dirname"
+
+  echo "compressing $dirname..."
+  tar -czf "$destdir.tar.gz" -C "$destdir/../" "$dirname"
+}
+
+function release_scaffold {
+  local os=$1
+  local arch=$2
+  
+  build 'scaffold' "$PROJECT_DIR/cmd/scaffold" $os $arch  
+  copy 'scaffold' $os $arch "$PROJECT_DIR/README.md" "README.md"
+  copy 'scaffold' $os $arch "$PROJECT_DIR/LICENSE" "LICENSE"
+  compress 'scaffold' $os $arch
+}
+
+function main {
+  for os in ${OS_TARGETS[@]}; do
+    for arch in ${ARCH_TARGETS[@]}; do
+      release_scaffold $os $arch
+    done
+  done
+}
+
+main