feat：完善项目信息

utils/file_test.go

@@ -6,9 +6,13 @@ import (
 	"testing"
 )
 
+type Mysql struct {
+	Host string
+}
+
 type config struct {
-	Version int
-	Mapping map[string]string
+	Version int    `yaml:"version"`
+	Mapping *Mysql `yaml:"mapping"`
 }
 
 func TestNewFile(t *testing.T) {
@@ -23,9 +27,8 @@ func TestNewFile(t *testing.T) {
 
 	err = enc.Encode(config{
 		Version: 7,
-		Mapping: map[string]string{
-			"key":  "value1",
-			"key2": "value2",
+		Mapping: &Mysql{
+			Host: "123",
 		},
 	})
 	if err != nil {