This is maintained using Dist::Zilla
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dzil clean; dzil build && dzil test

dzil release  # now auto-updates version, commits, pushes, and uploads

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Git book: https://git-scm.com/book/en/v2

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git tag -a v2.18 -m "my version 2.18" # Full bodied "Annotated" tag
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git describe [HEAD is default] prints closest "tag-#-gitobj" 
git show <tag-#-gitobj>:<filepath> prints specified version of that file
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https://cpantesters.org/distro/D/Spreadsheet-Edit.html

http://matrix.cpantesters.org/?dist=Spreadsheet-Edit