EOL OS on redash/nginx docker image.

[batzsalmassi]

Hi @arikfr,
Would it be possible to push an updated Docker image to the redash/nginx registry so the base Alpine version matches 3.21, as used in the official NGINX stable Alpine image?

Currently it's running an EOL OS

Reference: https://hub.docker.com/_/nginx/tags?name=stable-alpine-slim