Support multiple (wildcard) positional args

[pi0]

Currently only speficic named positional args can be defined and multiple is not possible (workaround is to use ctx.args._ to access them all!). For this, we might introduce a new type multiPositional

[tmg0]

Waiting for a new version with this feature 👀

[pi0]

Thanks for your interest but please use 👍🏼 in main issue to support.