backstage release v0.116.0

Added

• Show auto-upgrade setting on HelmRelease details page.
• Add row highlighting for selected node pool.

Changed

• Update Backstage to 1.49.2.
• Refactor NFS migration: extract nav, user settings, scaffolder, home page, AI chat, kubernetes, api-docs, and app-level overrides into dedicated NFS modules.
• Replace AI chat floating action button with a sidebar nav item that toggles the chat drawer.
• Replace SelectedResourceDrawer with shared DetailsPane component from ui-react.
• Move DetailsPane component and useDetailsPane hook from gs plugin to ui-react for reuse across plugins.
• Use drawer mode for AI chat button in Flux resource cards.
• Push right-anchored MUI drawers when AI chat drawer opens in persistent mode.

Fixed

• Fix false “Client outdated” warning for resources in older API versions.
• Fix EntityReadmeCard height clipping when content doesn’t need expansion. See ./docs/releases/v0.116.0-changelog.md for more information.