빌드 스크립트 추가

README.md

@@ -1,7 +1,7 @@
 # simple_backup
 ## Build
 ```sh
-$ go build -o backup git.lhk.o-r.kr/freerer2/simple_backup/cmd
+$ GOOS=linux GOARCH=amd64 go build -o backup git.lhk.o-r.kr/freerer2/simple_backup/cmd
 ```
 
 ## Usage

build.sh

@@ -0,0 +1,8 @@
+
+for OS in windows linux darwin; do
+  for ARCH in amd64 386 arm64; do
+    OUTPUT="backup_${OS}_${ARCH}"
+    [ $OS = "windows" ] && OUTPUT+='.exe'
+    GOOS=$OS GOARCH=$ARCH go build -o $OUTPUT git.lhk.o-r.kr/freerer2/simple_backup/cmd
+  done
+done