feat: implement investor withdrawal workflow and add new navigation routes for investments, plans, and withdrawals

src/components/Sidebar.tsx

@@ -22,7 +22,8 @@ import {
   ChevronDown,
   LogOut,
   Calculator,
-  Wrench
+  Wrench,
+  Target, User
 } from 'lucide-react';
 import { getUserName, getUserRole, logout } from '@/lib/auth';
 
@@ -64,7 +65,10 @@ const bikerNavItems = [
 ];
 
 const investorNavItems = [
-  { label: 'Dashboard', href: '/investor', icon: Wallet },
+  { label: 'Dashboard', href: '/investor', icon: BarChart3 },
+  { label: 'My Investments', href: '/investor/plans', icon: Target },
+  { label: 'Withdraw', href: '/investor/withdraw', icon: CreditCard },
+  { label: 'My Profile', href: '/investor/profile', icon: User },
 ];
 
 const shopNavItems = [
@@ -100,8 +104,8 @@ export default function Sidebar() {
     { label: 'Fleet', href: '/admin/fleet', icon: Bike },
     { label: 'Users', href: '/admin/users', icon: Users },
   ] : isInvestor ? [
-    { label: 'Home', href: '/investor', icon: Wallet },
-    { label: 'Portfolio', href: '/investor/portfolio', icon: BarChart3 },
+    { label: 'Home', href: '/investor', icon: BarChart3 },
+    { label: 'Investments', href: '/investor/plans', icon: Target },
     { label: 'Withdraw', href: '/investor/withdraw', icon: CreditCard },
   ] : isShop ? [
     { label: 'Home', href: '/shop', icon: Store },