use Cog\Contracts\Ban\Bannable as BannableContract;
use Cog\Laravel\Ban\Traits\Bannable;
use Illuminate\Foundation\Auth\User as Authenticatable;
class User extends Authenticatable implements BannableContract
{
    use Bannable;
}

<?php
use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;
class AddBannedAtColumnToUsersTable extends Migration
{
    public function up(): void
    {
        Schema::table('users', function (Blueprint $table) {
            $table->timestamp('banned_at')->nullable();
        });
    }
    
    public function down(): void
    {
        Schema::table('users', function (Blueprint $table) {
            $table->dropColumn('banned_at');
        });
    }
}

public function actions(Request $request)
{
    return [
        new \Cog\Laravel\Nova\Ban\Actions\Ban(),
        new \Cog\Laravel\Nova\Ban\Actions\Unban(),
    ];
}