diff --git a/.gitignore b/.gitignore
index 1f1b939..1a4c6c7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,9 @@
 #idea file
 .idea
 
-dist
-tmp
\ No newline at end of file
+# develop temp folder.
+tmp
+
+# build execute file
+tank
+
diff --git a/build/doc/README_en.md b/build/doc/README_en.md
index 7a54949..8adbfd1 100644
--- a/build/doc/README_en.md
+++ b/build/doc/README_en.md
@@ -1,3 +1,6 @@
 # Eyeblue Tank
 
-> The document is comming...
\ No newline at end of file
+> The document is comming...
+
+
+go build -mod=readonly
\ No newline at end of file
diff --git a/code/tool/util/util_path.go b/code/tool/util/util_path.go
index 2d94404..d0ea7a6 100644
--- a/code/tool/util/util_path.go
+++ b/code/tool/util/util_path.go
@@ -40,6 +40,8 @@ func GetDevHomePath() string {
 		panic("cannot get dev home path.")
 	}
 
+	fmt.Println(file)
+
 	dir := GetDirOfPath(file)
 	dir = GetDirOfPath(dir)
 	dir = GetDirOfPath(dir)
@@ -57,6 +59,8 @@ func GetHomePath() string {
 	}
 	exPath := filepath.Dir(ex)
 
+	GetDevHomePath()
+
 	//如果exPath中包含了 /private/var/folders 我们认为是在Mac的开发环境中
 	macDev := strings.HasPrefix(exPath, "/private/var/folders")
 	if macDev {
diff --git a/code/main/main.go b/main.go
similarity index 100%
rename from code/main/main.go
rename to main.go