feat: add notification

frontend/src/core/settings/local.ts

@@ -1,6 +1,9 @@
 import type { AgentThreadContext } from "../threads";
 
 export const DEFAULT_LOCAL_SETTINGS: LocalSettings = {
+  notification: {
+    enabled: true,
+  },
   context: {
     model_name: undefined,
     mode: undefined,
@@ -13,6 +16,9 @@ export const DEFAULT_LOCAL_SETTINGS: LocalSettings = {
 const LOCAL_SETTINGS_KEY = "deerflow.local-settings";
 
 export interface LocalSettings {
+  notification: {
+    enabled: boolean;
+  };
   context: Omit<
     AgentThreadContext,
     "thread_id" | "is_plan_mode" | "thinking_enabled"
@@ -42,6 +48,10 @@ export function getLocalSettings(): LocalSettings {
           ...DEFAULT_LOCAL_SETTINGS.layout,
           ...settings.layout,
         },
+        notification: {
+          ...DEFAULT_LOCAL_SETTINGS.notification,
+          ...settings.notification,
+        },
       };
       return mergedSettings;
     }