cloudflare web-crypto:
7a98f540-26c6-4260-8e43-a9f0ef58420e
91124667-d4f0-46f8-ac32-ad42609f4322
fd9cd202-7a19-4d52-8bd1-405416f7bdda
94d9b93e-b98f-499a-b4e1-1e2b5d61f203

js random without (OojlIL0):
TrQfafrfyWmT
xX4HTXSrwi4E
TqvA9gE8dv7a
12U1nn43DUeF

code at https://github.com/SCys/cloudflare_worker_random