🩺(trivy) add trivyignore file and add minimatch CVE

We added a .trivyignore file to ignore the
CVE-2026-26996 vulnerability coming from the y-provider
image.
We also updated the docker-hub.yml workflow to
use this .trivyignore file when scanning our
Docker images with Trivy.

CHANGELOG.md

@@ -16,6 +16,7 @@ and this project adheres to
 - 👷(CI) add GHCR workflow for forked repo testing #1851
 - ✨(backend) allow the duplication of subpages #1893
 - ✨(backend) Onboarding docs for new users #1891
+- 🩺(trivy) add trivyignore file and add minimatch CVE #1915
 
 ### Changed