Custom page adding to tabs

public static function getRelations(): array
    {
        return [
            RelationManagers\OrganisationRelationManager::class,
            RelationManagers\UsersRelationManager::class,
            RelationManagers\TeamsRelationManager::class,
            RelationManagers\CallsRelationManager::class,
            RelationManagers\AnalyticsRelationManager::class,
        ];
    }

    public static function getPages(): array
    {
        return [
            'index' => Pages\ListOrganisations::route('/'),
            'create' => Pages\CreateOrganisation::route('/create'),
            'edit' => Pages\EditOrganisation::route('/{record}/edit'),
            'view' => Pages\ViewOrganisation::route('/{record}'),
            'call-rules' => Pages\CallRules::route('/{record}/call-rules'),
        ];
    }

<?php

namespace App\Filament\Resources\OrganisationResource\Pages;

use App\Filament\Resources\OrganisationResource;
use Filament\Resources\Pages\Page;
use Filament\Resources\Pages\Concerns\InteractsWithRecord;

class CallRules extends Page
{
    use InteractsWithRecord;

    protected static string $resource = OrganisationResource::class;

    protected static string $view = 'filament.resources.organisation-resource.pages.call-rules';

    public function mount(int | string $record): void
    {
        $this->record = $this->resolveRecord($record);
    }
}