diff --git a/internal/tools/manager.go b/internal/tools/manager.go
index a587a61..76912cc 100644
--- a/internal/tools/manager.go
+++ b/internal/tools/manager.go
@@ -4,7 +4,7 @@ import (
 	"ai_scheduler/internal/config"
 	"ai_scheduler/internal/constants"
 	"ai_scheduler/internal/entitys"
-	"context"
+
 	"encoding/json"
 	"fmt"
 	"github.com/gofiber/websocket/v2"