[Snyk] Security upgrade node from 25.3.0-alpine to 25.6.0-alpine

[MightyPrytanis]

Snyk has created this PR to fix 5 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):

• Cyrano/Dockerfile

We recommend upgrading to node:25.6.0-alpine, 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
	CVE-2025-69421 SNYK-ALPINE323-OPENSSL-15120871	686
	CVE-2025-68160 SNYK-ALPINE323-OPENSSL-15120869	436
	CVE-2026-22795 SNYK-ALPINE323-OPENSSL-15120870	436
	CVE-2025-66199 SNYK-ALPINE323-OPENSSL-15120872	436
	CVE-2025-69418 SNYK-ALPINE323-OPENSSL-15120873	436

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

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Pull request overview

This is an automated security upgrade PR from Snyk that updates the Node.js Docker base image to address OpenSSL vulnerabilities in the Alpine base layer.

Changes:

• Updates Docker base image from node:25.3.0-alpine to node:25.6.0-alpine
• Addresses 5 reported OpenSSL vulnerabilities (CVE-2025-69421, CVE-2025-68160, CVE-2026-22795, CVE-2025-66199, CVE-2025-69418)