refactor: remove unused notification permission hook and related code

src/components/home/current-proxy-card.tsx

@@ -44,7 +44,7 @@ interface ProxyOption {
 }
 
 // 排序类型: 默认 | 按延迟 | 按字母
-export type ProxySortType = 0 | 1 | 2;
+type ProxySortType = 0 | 1 | 2;
 
 function convertDelayColor(delayValue: number) {
   const colorStr = delayManager.formatDelayColor(delayValue);

src/components/home/enhanced-canvas-traffic-graph.tsx

@@ -17,7 +17,7 @@ import {
 } from "@/hooks/use-traffic-monitor";
 
 // 流量数据项接口
-export interface ITrafficItem {
+interface ITrafficItem {
   up: number;
   down: number;
   timestamp?: number;

src/components/home/enhanced-card.tsx

@@ -2,7 +2,7 @@ import { Box, Typography, alpha, useTheme } from "@mui/material";
 import { ReactNode } from "react";
 
 // 自定义卡片组件接口
-export interface EnhancedCardProps {
+interface EnhancedCardProps {
   title: ReactNode;
   icon: ReactNode;
   action?: ReactNode;

src/components/home/home-profile-card.tsx

@@ -55,7 +55,7 @@ interface ProfileExtra {
   expire: number;
 }
 
-export interface ProfileItem {
+interface ProfileItem {
   uid: string;
   type?: "local" | "remote" | "merge" | "script";
   name?: string;
@@ -68,7 +68,7 @@ export interface ProfileItem {
   option?: any;
 }
 
-export interface HomeProfileCardProps {
+interface HomeProfileCardProps {
   current: ProfileItem | null | undefined;
   onProfileUpdated?: () => void;
 }