Adds a delete route and handler to the web UI so documents can be
removed directly from the reading page. Uses CSRF-protected POST with a
browser confirmation dialog. Styled with a danger accent.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Single-binary service: push raw markdown via REST/gRPC API, read rendered
HTML through mobile-friendly web UI. MCIAS auth on all endpoints, SQLite
storage, goldmark rendering with GFM and syntax highlighting.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
