[Snyk] Security upgrade node from bullseye-slim to 22.1-bullseye-slim

[steve-hb]

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

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

Changes included in this PR

• Dockerfile

We recommend upgrading to node:22.1-bullseye-slim, as this image has only 69 known vulnerabilities. To do this, merge this pull request, then verify your application still works as expected.

Some of the most important vulnerabilities in your base image include:

Severity	Priority Score / 1000	Issue	Exploit Maturity
	436	CVE-2024-33599 SNYK-DEBIAN11-GLIBC-6673955	No Known Exploit
	436	CVE-2024-33601 SNYK-DEBIAN11-GLIBC-6673958	No Known Exploit
	436	CVE-2024-33600 SNYK-DEBIAN11-GLIBC-6673967	No Known Exploit
	436	CVE-2024-33602 SNYK-DEBIAN11-GLIBC-6673973	No Known Exploit
	500	Integer Overflow or Wraparound SNYK-DEBIAN11-ZLIB-6008961	No Known Exploit

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