[Snyk] Security upgrade alpine from 3.18.6 to 3.19

[snipe]

This PR was automatically created by Snyk using the credentials of a real user.


Snyk has created this PR to fix 4 vulnerabilities in the dockerfile dependencies of this project.

Keeping your Docker base image up-to-date means you’ll benefit from security fixes in the latest version of your chosen image.

Snyk changed the following file(s):

• Dockerfile.alpine

We recommend upgrading to alpine:3.19, as this image has only 0 known vulnerabilities. To do this, merge this pull request, then verify your application still works as expected.

Vulnerabilities that will be fixed with an upgrade:

	Issue	Score
	Out-of-bounds Write SNYK-ALPINE318-BUSYBOX-6913411	514
	Use After Free SNYK-ALPINE318-BUSYBOX-7249236	514
	Use After Free SNYK-ALPINE318-BUSYBOX-7249265	514
	Use After Free SNYK-ALPINE318-BUSYBOX-7249419	514
	Use After Free SNYK-ALPINE318-BUSYBOX-7249419	514

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• Check the changes in this PR to ensure they won't cause issues with your project.
• Max score is 1000. Note that the real score may have changed since the PR was raised.
• This PR was automatically created by Snyk using the credentials of a real user.

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[what-the-diff]

PR Summary

• Docker Image Update
  The Docker image used in our software has been updated. Previously, we used the version 3.18.6 of Alpine, but this PR updates it to version 3.19. This upgrade may include bug fixes, security improvements, and additional features that can help our application run more efficiently and securely.

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@uberbrady this is causing the alpine build to fail (in this PR) - can you take a look?