add tabs for code examples in docs

Author: lesnik512

docs/index.md

@@ -19,11 +19,24 @@ supports the following:
 
 If you need only `modern-di` without integrations:
 
-```shell
-pip install modern-di
-uv add modern-di
-poetry add modern-di
-```
+
+=== "uv"
+
+    ```bash
+    uv add modern-di
+    ```
+
+=== "pip"
+
+    ```bash
+    pip install modern-di
+    ```
+
+=== "poetry"
+
+    ```bash
+    poetry add modern-di
+    ```
 
 If you need to integrate with `fastapi` or `litestar`, then install `modern-di-fastapi` or `modern-di-litestar` accordingly.
 

mkdocs.yml

@@ -69,6 +69,8 @@ markdown_extensions:
       anchor_linenums: true
       line_spans: __span
       pygments_lang_class: true
+  - pymdownx.tabbed:
+      alternate_style: true
   - pymdownx.inlinehilite
   - pymdownx.snippets
   - pymdownx.superfences