Edit not working

public static function form(Form $form): Form
    {
        return $form
            ->schema([
                Group::make()
                ->schema([
                    Section::make()
                    ->schema([
                        TextInput::make('name')
                            ->required()
                            ->live(onBlur:true)
                            ->unique()
                            ->afterStateUpdated(function(string $operation, $state, Forms\Set $set){
                                    if($operation!=='create'){
                                        return;
                                    }
                                $set('slug', Str::slug($state));

                            })
                   
            ])
            ]);
    }