Leave note about Bash > 4

Closes https://git.autonomic.zone/coop-cloud/abra/issues/96.
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decentral1se 2021-03-15 16:47:29 +01:00
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@ -42,6 +42,15 @@ Once your DNS and docker daemon are up, you can install [`abra`](https://git.aut
Firstly, install `abra` locally.
!!! danger "Here be dragons"
`abra` is written in Bash version 4 and if you have a version older than
that, you will face issues. You can check your current bash version by
running `bash --version`. Some developers of the tool are using Zsh > 5 and
things work fine. Some MacOS users have had to use this [Homebrew
formula](https://formulae.brew.sh/formula/bash#default) to upgrade their
Bash.
```bash
$ curl https://install.abra.autonomic.zone | bash
```