tighten/novapackages

use Illuminate\Database\Eloquent\Model;

class Package extends Model
{
    public function getComposerVendorAttribute()
    {
        return Str::before($this->composer_name, '/');
    }
}

use App\Package;

class PackageController extends Controller
{
    public function showId(Package $package)
    {
        return redirect()->route('packages.show', [
            'namespace' => $package->composer_vendor,
            'name' => $package->composer_package,
        ]);
    }
}

<div class="m-1 p-6 my-3 border-grey border rounded shadow ">
    <div class="flex mb-2">
        <div class="flex-1">
            <a class="text-indigo-600 text-xl no-underline font-bold hover:underline" href="{{ route('packages.show', [$package->composer_vendor, $package->composer_package]) }}">{{ $package->name }}</a>
        </div>
    </div>
</div>