feat: 前端登录跳转问题

server/internal/handler/user_handler.go

@@ -2,6 +2,7 @@ package handler
 
 import (
 	"encoding/json"
+	"log"
 	"net/http"
 
 	"github.com/zs/InsightReply/internal/service"
@@ -29,7 +30,8 @@ func (h *UserHandler) Register(w http.ResponseWriter, r *http.Request) {
 
 	user, err := h.svc.Register(body.Email, body.Password, body.Identity)
 	if err != nil {
-		SendError(w, http.StatusInternalServerError, 5001, "Failed to register user")
+		log.Printf("[Register] Failed to register user %s: %v", body.Email, err)
+		SendError(w, http.StatusInternalServerError, 5001, "Failed to register user: "+err.Error())
 		return
 	}