return $panel
            ->default()
            ->id('user')
            ->path('user')
            ->login()
            ->registration(Register::class)
            ->emailVerification(EmailVerificationPrompt::class)
            ->passwordReset(RequestPasswordReset::class)
            ->sidebarWidth('16rem')
            ->colors([
                'primary' => Color::Indigo,
            ])

        return $panel
            ->default()
            ->id('user')
            ->path('user')
            ->login()
            ->registration(Register::class)
            ->emailVerification(EmailVerificationPrompt::class)
            ->passwordReset(RequestPasswordReset::class)
            ->sidebarWidth('16rem')
            ->colors([
                'primary' => Color::Indigo,
            ])

<?php

namespace App\Filament\User\Pages\Auth;

use Filament\Pages\Auth\Register as AuthRegister;
use App\Notifications\VerifyEmailNotification;
use Exception;
use Filament\Facades\Filament;
use Filament\Pages\Auth\EmailVerification\EmailVerificationPrompt as BaseEmailVerificationPrompt;
use Illuminate\Contracts\Auth\MustVerifyEmail;
use Illuminate\Database\Eloquent\Model;

class Register extends AuthRegister
{
    protected function sendEmailVerificationNotification(Model $user): void
    {
        if (!$user instanceof MustVerifyEmail) {
            return;
        }

        if ($user->hasVerifiedEmail()) {
            return;
        }

        if (!method_exists($user, 'notify')) {
            $userClass = $user::class;

            throw new Exception("Model [{$userClass}] does not have a [notify()] method.");
        }

        $notification = new VerifyEmailNotification(Filament::getVerifyEmailUrl($user));

        $user->notify($notification);
    }
}

<?php

namespace App\Filament\User\Pages\Auth;

use Filament\Pages\Auth\Register as AuthRegister;
use App\Notifications\VerifyEmailNotification;
use Exception;
use Filament\Facades\Filament;
use Filament\Pages\Auth\EmailVerification\EmailVerificationPrompt as BaseEmailVerificationPrompt;
use Illuminate\Contracts\Auth\MustVerifyEmail;
use Illuminate\Database\Eloquent\Model;

class Register extends AuthRegister
{
    protected function sendEmailVerificationNotification(Model $user): void
    {
        if (!$user instanceof MustVerifyEmail) {
            return;
        }

        if ($user->hasVerifiedEmail()) {
            return;
        }

        if (!method_exists($user, 'notify')) {
            $userClass = $user::class;

            throw new Exception("Model [{$userClass}] does not have a [notify()] method.");
        }

        $notification = new VerifyEmailNotification(Filament::getVerifyEmailUrl($user));

        $user->notify($notification);
    }
}