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The worry is that something in a link will cause the program to behave in unpredictable manner. At best it would crash, but it could do much more damage if given the chance.

I don't know Golang, so I can't definitely confirm or deny any intricacies it may or may not have. Though as mentioned by others, it seems to essentially be a wrapper for a webpage

Just do not use powershell l o l

It's reserved by POSIX shells as well. So either way you'd have to escape the ampersand.

It sounds like a shell injection vulnerability [i have not actually checked though]. Attack scenario is somewhat realistic ("friend" sends you an image in a manner that preserves filenames, you run command on file)

Being blatently vulnerable is not the same thing as being not production ready.

Just do not use powershell l o l