PHP Warning because missing parameter 'timestamp'

[lainosantos]

Symfony Flex sometimes call http://flex.server/p/foo,bar,i4.0.0, that is, omitting the timestamp part, then a warning is dispatched because the array index 3 not exists for $timestamp variable assign.

https://github.com/moay/symfony-flex-server/blob/5dc19cea8215a56ad1fc0ef73ddaf38427cc0dd1/src/Service/Provider/PackagesProvider.php#L150

[lainosantos]

Thanks. 👍