feat: docs api design

pkg/utils/dbg.go

@@ -0,0 +1,26 @@
+package utils
+
+import (
+	"encoding/json"
+	"fmt"
+)
+
+func DBG(v interface{}, msg ...string) {
+	bv, err := json.MarshalIndent(v, "", " ")
+	if len(msg) == 0 {
+		fmt.Println("===========DBG===========")
+	} else {
+		fmt.Printf("===========%s===========\n", msg[0])
+	}
+	if err != nil {
+		fmt.Println(err.Error())
+	} else {
+		fmt.Println(string(bv))
+	}
+	fmt.Println("=========================")
+}
+
+func DbgE(v interface{}, err error) {
+	bv, _ := json.Marshal(v)
+	fmt.Println(string(bv))
+}