[Snyk] Security upgrade node from 14.1.0 to 14.16

[snyk-bot]

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:14.16, as this image has only 600 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
	714	Directory Traversal SNYK-DEBIAN9-PYTHON27-341379	No Known Exploit
	714	Buffer Overflow SNYK-DEBIAN9-PYTHON35-1063181	No Known Exploit
	714	Credentials Management SNYK-DEBIAN9-PYTHON35-340072	No Known Exploit
	714	Directory Traversal SNYK-DEBIAN9-PYTHON35-453739	No Known Exploit
	714	Credentials Management SNYK-DEBIAN9-PYTHON35-584435	No Known Exploit

---

Note: You are seeing this because you or someone else with access to this repository has authorized Snyk to open fix PRs.

For more information:
🧐 View latest project report

🛠 Adjust project settings

_{Mention [stepsize] in a comment if you'd like to report some technical debt. See examples here.}

[github-actions]

Scan Summary

Tool	Critical	High	Medium	Low	Status
Dependency Scan (nodejs)	15	42	35	6	❌
Security Audit for Infrastructure	2	4	0	2	❌
Shell Script Analysis	0	0	0	5	✅

Recommendation

Please review the findings from Code scanning alerts before approving this pull request. You can also configure the build rules or add suppressions to customize this bot 👍