docs: add something for uv as well

and avoid using the shell plugin for poetry, to keep things simple

Author: lazka

docs/dev.rst

@@ -3,24 +3,45 @@ Development
 
 First install the external dependencies, see :doc:`./getting_started`.
 
+Both ``poetry`` and ``uv`` are supported for development.
+
+poetry
+^^^^^^
+
 To run the tests:
 
 .. code-block:: console
 
     $ poetry install
-    $ poetry self add poetry-plugin-shell  # once
-    $ poetry shell
-    $ pip install -e .
+    $ poetry run pip install -e .
     # change things
-    $ pytest
+    $ poetry run pytest
 
 To work on the documentation:
 
 .. code-block:: console
 
     $ poetry install --with docs
-    $ poetry self add poetry-plugin-shell  # once
-    $ poetry shell
-    $ cd docs
-    $ make watch
+    $ poetry run make -C docs watch
+    # See http://127.0.0.1:8000
+
+uv
+^^
+
+To run the tests:
+
+.. code-block:: console
+
+    $ uv sync
+    $ uv pip install -e .
+    # change things
+    $ uv run pytest
+
+To work on the documentation:
+
+.. code-block:: console
+
+    $ uv sync --group docs
+    $ uv run make -C docs watch
     # See http://127.0.0.1:8000
+