Replace client-side data fetching with server-side queries and server
actions, eliminating 3 API route files. Extract page into granular
client components (account, integrations, server, webhook card) with
optimistic updates. Rename sections: Media Servers → Integrations,
Administration → Server. Add admin badge to account section.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
