Fixes #536 (CS) - Added Ollama scenario for Docker compose

Author: ralf401

install/docker-compose/docker-compose-scenarios.rst

@@ -30,6 +30,7 @@ The following scenarios are supported and explained further below:
 - :ref:`Additional scenarios <additional-scenarios>`
 
   - Disable the backup service
+  - Add an Ollama instance to the stack
 
 You can find the files in the
 `Zammad-Docker-Compose repository <https://github.com/zammad/zammad-docker-compose>`_.
@@ -202,6 +203,23 @@ built in backup service in the stack to save resources.
 You can do so by just using the scenario file
 ``scenarios/disable-backup-service.yml`` for deployment.
 
+Add Ollama
+^^^^^^^^^^
+
+You can spin up an additional `Ollama <https://ollama.com/>`_ container to use
+:admin-docs:`Zammad's AI features </ai/features.html>` on your machine.
+
+.. hint:: This is intended for development or testing purposes as running a
+   productive LLM stack is complex.
+
+To deploy an Ollama container inside the Zammad stack, use the scenario file
+``scenarios/add-ollama.yml``. This creates an Ollama container which
+automatically pulls and serves ``Llama3.2`` to be ready to use/test AI features
+out of the box.
+
+To use it in Zammad, add the service name and port (``http://ollama:11434``) to
+the :admin-docs:`provider configuration </ai/provider.html>`.
+
 Other Use Cases
 ^^^^^^^^^^^^^^^