Add packaged user manual and configuration guides to web console

README.md

@@ -21,6 +21,9 @@ The [Linux deployment guide](docs/linux-deployment.md) covers systemd services,
 protected credentials, HTTPS and non-billable readiness checks.
 The [integration key manager](docs/integration-keys.md) lets signed-in users
 create, reveal and revoke project-scoped machine credentials.
+The web tab **Benutzeranleitung** includes the [user guide](docs/user-guide.md)
+and operator documentation, including project/source/database configuration.
+After editing bundled documentation, run `python scripts/build_user_manual.py`.
 
 Requires Python 3.11 or newer.