- Generate and ship a verified 389-app tracking catalog with 23 runtime overrides, fallback detectors, ports, logos, and Docker Hub tag previews.
- Support modern Proxmox VE Helper-Scripts markers, historical installations, and official or manual app deployments.
- Rework the LXC App and Updates tabs with cached suggestions, explicit discovery, version tracking, web links, custom updaters, and complete i18n.
- Add independent OS, app, Docker Engine, Docker image, bulk, and scheduled update targets.
- Add digest-based Docker inventory, Compose dependency grouping, safe standalone-container recreation with rollback, and package-scoped Docker Engine updates.
- Refresh per-LXC caches after lifecycle and update tasks, then emit idempotent notifications based on the verified final state.
- Harden Coral USB recovery by removing orphaned gasket DKMS registrations and validating that dpkg is healthy before reporting success.
Backend keeps every guest's modal payload (details, backups, apps, schedule, mount points) warm in-memory and exposes them through a single `/api/vms/modal-cache-all` endpoint. The dashboard hydrates its entire modal cache from that one request on page load, so opening any guest — first click or after coming back later — renders instantly. Replaces ~84 per-guest fetches with 1.