[Snyk] Security upgrade alpine from 3.10 to 3.22.1

[ayoinc]

Snyk has created this PR to fix 1 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):

• php/Dockerfile

We recommend upgrading to alpine:3.22.1, 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 Read SNYK-ALPINE310-APKTOOLS-1534688	714

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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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[Copilot]

Pull Request Overview

This PR upgrades the Alpine Linux base image from version 3.10 to 3.22.1 to address a critical security vulnerability (SNYK-ALPINE310-APKTOOLS-1534688) with a score of 714.

• Upgrades Alpine base image from 3.10 to 3.22.1 in the Docker multi-stage build
• Fixes critical out-of-bounds read vulnerability in apk-tools

[Copilot]

Consider using a more specific tag like 'alpine:3.22.1' with a digest or verify compatibility with your application, as this is a major version jump from 3.10 to 3.22.1 that may introduce breaking changes in package versions or system libraries.

Suggested change

	FROM alpine:3.22.1
	FROM alpine:3.22.1@sha256:<digest>