Root cause: Version has was updated before file cache
Solution: Keep all updates in one place and switch to new version at the same time

Root cause: If some of the UI containers is not available after successful start, the version update check might fail.
Solution: Add error handlers when manifests can not be fetched after startup

Fixes #6

since we don't expect admins to collect metrics for those services,
we provide them with some sensible defaults.

fixes potential security issue in swagger-ui

Root cause: Every readiness check triggered a cache warming
Solution: Move readiness to startup probe

Root cause: Due to the timeout, every request that was launched while fetching the previous manifests could led to another fetch and another cache.warmup
Solution: Be more synchronous

Root cause: Hash was computed on array.toString() which does not change much.
Solution: Use the actual content of the vite manifests to compute the version.