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Fix onbuild formatting in best-practices.md #23660

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merged 2 commits into from
Nov 5, 2025
Merged

Fix onbuild formatting in best-practices.md #23660

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15c8fc8
Fix `onbuild` formatting
JackPGreen Nov 5, 2025
665aa71
Update best-practices.md
JackPGreen Nov 5, 2025
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2 changes: 1 addition & 1 deletion content/manuals/build/building/best-practices.md
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Expand Up @@ -802,7 +802,7 @@ Dockerfile, as you can see in [Ruby’s `ONBUILD` variants](https://github.com/d
Images built with `ONBUILD` should get a separate tag. For example,
`ruby:1.9-onbuild` or `ruby:2.0-onbuild`.

Be careful when putting `ADD` or `COPY` in `ONBUILD`. The `onbuild image
Be careful when putting `ADD` or `COPY` in `ONBUILD`. The image
fails catastrophically if the new build's context is missing the resource being
added. Adding a separate tag, as recommended above, helps mitigate this by
allowing the Dockerfile author to make a choice.
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