DX – As a CLI User, I should be able to use --set x=y or --set x y indifferently, and parsing should show an explicit error instead of an obscure exception in case of error. This should be true both for "harp start ..." and "harp server ..." (probably using the same code).

[hartym]

https://github.com/msqd/harp/blob/4d7b87add36d7b09aec9d5d8bb950ab93c9e0df4/harp/commandline/options/server.py#L19-L25