feat: update docs models responses

backend/internal/models/responses.go

@@ -0,0 +1,27 @@
+package models
+
+import (
+	"github.com/gin-gonic/gin"
+)
+
+type SuccessResponse struct {
+	Data interface{} `json:"data"`
+}
+
+type ErrorResponse struct {
+	Error ErrorDetail `json:"error"`
+}
+
+type ErrorDetail struct {
+	Code    int    `json:"code"`
+	Message string `json:"message"`
+	Detail  string `json:"detail"`
+}
+
+func Success(c *gin.Context, data interface{}) {
+	c.JSON(200, SuccessResponse{Data: data})
+}
+
+func Error(c *gin.Context, code int, message string, detail string) {
+	c.JSON(code, ErrorResponse{Error: ErrorDetail{Code: code, Message: message, Detail: detail}})
+}