Update best-practices.md (#22793)

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## Description

There is a small typo in
[best-practices.md](https://github.com/docker/docs/blob/main/content/manuals/build/building/best-practices.md)
the version is stated wrong `3.19.4` it should be this `3.21.4` instead.

## Related issues or tickets

solves #22772 

## Reviews

<!-- Notes for reviewers here -->
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- [ ] Technical review
- [ ] Editorial review
- [ ] Product review
This commit is contained in:
Priyansh Sao
2025-06-16 20:55:06 +05:30
committed by GitHub
parent a4d2113313
commit f456066c2b

View File

@@ -202,7 +202,7 @@ FROM alpine:3.21
At one point in time, the `3.21` tag might point to version 3.21.1 of the
image. If you rebuild the image 3 months later, the same tag might point to a
different version, such as 3.19.4. This publishing workflow is best practice,
different version, such as 3.21.4. This publishing workflow is best practice,
and most publishers use this tagging strategy, but it isn't enforced.
The downside with this is that you're not guaranteed to get the same for every