implement user_permission

handler/handler.go

@@ -58,7 +58,7 @@ func (h *NkodeHandler) CreateNewCustomerHandler(c *gin.Context) {
 		return
 	}
 	h.Logger.Println("create new customer")
-	c.JSON(200, gin.H{"customer_id": entities.CustomerIdToString(*customerId)})
+	c.JSON(200, gin.H{"customer_id": customerId.String()})
 }
 
 func (h *NkodeHandler) SignupHandler(c *gin.Context) {