Christoph

For the Chapter 17 flags scripts if the downloads directory doesn't exist the scripts generate an error. This PR adds a check and creation of that directory for the save_flag...

Homebrew asdf 0.9.0 breaks this plugin

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``` ❯ asdf Unknown command: `asdf ` /opt/homebrew/Cellar/asdf/0.9.0/libexec/bin/asdf: line 82: /opt/homebrew/opt/asdf/lib/commands/command-help.bash: No such file or directory ``` Homebrew instructs you to add the following to your .zshrc: `. /opt/homebrew/opt/asdf/libexec/asdf.sh` Removing...

It would be wonderful if you added a license to your code. According to the [Manning website](https://www.manning.com/source-code): > If not specifically stated, the code is protected under the general copyright...