doc: add the scim2-sqlalchemy link

Author: azmeuk

doc/conf.py

@@ -107,6 +107,11 @@
                 "url": "https://scim2-fastapi.readthedocs.io",
                 "summary": "Painless SCIM integration for FastAPI",
             },
+            {
+                "title": "scim2-sqlalchemy",
+                "url": "https://scim2-sqlalchemy.readthedocs.io",
+                "summary": "Painless SCIM integration for SQLAlchemy",
+            },
         ],
     },
 ]

doc/integrations/sqlalchemy.rst

@@ -12,6 +12,9 @@ SQLAlchemy 2.0 and later, installed with ``pip install sqlalchemy``. It covers
 :class:`~scim2_models.User` only, and stops at querying: creation, patching and deletion are
 ordinary ORM work that SCIM does not weigh on.
 
+For a ready-made storage that serves SQLAlchemy models with scim2-server, read
+`scim2-sqlalchemy <https://scim2-sqlalchemy.readthedocs.io>`_ instead.
+
 What changes is where the filter is applied. The other guides map every stored record to a SCIM
 resource and keep the ones :meth:`ScimFilter.match <scim2_models.ScimFilter.match>` accepts,
 which reads the whole store on every request. Here the filter becomes a ``WHERE`` clause, and