For web assembly the .NET ecosystem also has Blazor.
I.e. Let's make it look like a Windows executable! And go ahead and name it .dll! I'm sure no default firewall settings will have an issue with that.
So any wide Blazor app deployment also requires overriding the default packaging and adding obfuscation.
Supposedly that's experimentally fixed in NET 8... [1]
[0] https://github.com/dotnet/aspnetcore/issues/31048
[1] https://github.com/dotnet/aspnetcore/issues/36978#issuecomme... https://github.com/dotnet/runtime/issues/80807