Update command for listing project directory contents

[erwinlares]

changed the Linux tree command in the example for R's fs::dir_tree()

Many of the learners did not have the tree command available when we first tested the lesson

[github-actions]

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Rendered Changes

🔍 Inspect the changes: https://github.com/carpentries-incubator/better-research-software-r/compare/md-outputs..md-outputs-PR-82

The following changes were observed in the rendered markdown documents:

 03-reproducible-dev-environment.md | 4 ++--
 md5sum.txt                         | 3 +--
 2 files changed, 3 insertions(+), 4 deletions(-)

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⏱️ Updated at 2026-07-02 17:50:44 +0000