docs updated

docs/source/usage.rst

@@ -1,34 +1,4 @@
 Usage
 =====
 
-.. _installation:
-
-Installation
-------------
-
-To use Lumache, first install it using pip:
-
-.. code-block:: console
-
-   (.venv) $ pip install wagtail_tenants
-
-Creating recipes
-----------------
-
-To retrieve a list of random ingredients,
-you can use the ``wagtail_tenants.get_random_ingredients()`` function:
-
-.. autofunction:: wagtail_tenants.get_random_ingredients
-
-The ``kind`` parameter should be either ``"meat"``, ``"fish"``,
-or ``"veggies"``. Otherwise, :py:func:`lumache.get_random_ingredients`
-will raise an exception.
-
-.. autoexception:: wagtail_tenants.InvalidKindError
-
-For example:
-
->>> import wagtail_tenants
->>> wagtail_tenants.get_random_ingredients()
-['shells', 'gorgonzola', 'parsley']
-
+Under development