The design was never the hard part. You still have to make the thing.
Designing a modifcation to an existing virus is perhaps more achievable, but the implementation is still the hard part.
You can literally send an email to one of hundreds of companies that do exactly this. They have no way of knowing whether you're asking them to synthesize a virus or a drug candidate or what.
There’s YouTubers who do this [0]. I’d argue estimate the risks of a synthetically induced pandemic of massive impact this century are very high
- [0] https://youtu.be/aoczYXJeMY4?is=OqObeGzZB6AKL0Jk