LAR_Maintenance/app/Http/Controllers/MaintenanceController.php

<?php

namespace App\Http\Controllers;

use App\Models\MaintenanceHistory;

class MaintenanceController extends BaseController
{
    public function index()
    {
        return view('maintenance.index');
    }

    public function planned()
    {
        return view('maintenance.planned');
    }

    public function plannedDetail(MaintenanceHistory $maintenance_history)
    {
        return view('maintenance.planned-detail', [
            'maintenance_history' => $maintenance_history,
        ]);
    }
}