Add filterable functionality to Pemegang field in PemeliharaanBarang lens

Author: laravelwebdev

app/Nova/Lenses/PemeliharaanBarang.php

@@ -113,6 +113,7 @@ public function fields(NovaRequest $request)
                 ->readonly(),
             BelongsTo::make('Pemegang', 'user', 'App\Nova\User')
                 ->searchable()
+                ->filterable()
                 ->withSubtitles(),
             Number::make('Pemeliharaan', 'jumlah')
                 ->sortable(),