added upgrade command to cli

nevalang / neva

🌊 Dataflow programming language with static types and implicit parallelism. Compiles to native code and Go

https://nevalang.org

MIT License

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Closed dorian3343 closed 1 month ago

dorian3343 commented 1 month ago

Implemented upgrade command mentioned in #584

This doesn't work on windows, but neither does the original script so 🤷

Usage: neva upgrade