fix: login redirect

frontend/src/routes/auth/login/+page.server.js

@@ -71,7 +71,7 @@ export const actions = {
 			}
 		}
 
-		console.log('Redirecting to:', next || `${base}/auth/about/${responseBody.user.id}`);
-		throw redirect(303, next || `${base}/auth/about/${responseBody.user.id}`);
+		console.log('Redirecting to:', next || `${base}/auth/about/${responseBody.user_id}`);
+		throw redirect(303, next || `${base}/auth/about/${responseBody.user_id}`);
 	}
 };

go-backend/internal/controllers/user_controller.go

@@ -249,6 +249,7 @@ func (uc *UserController) LoginHandler(c *gin.Context) {
 
 	c.JSON(http.StatusOK, gin.H{
 		"message": "Login successful",
+		"user_id": user.ID,
 	})
 }