Add mo.ui.matplotlib to API inputs documentation

docs/api/inputs/index.md

@@ -46,6 +46,7 @@ automatically run with the element's latest value.
 | Integration | Description |
 |-------------|-------------|
 | [`marimo.ui.altair_chart`][marimo.ui.altair_chart] | Interactive Altair charts |
+| [`marimo.ui.matplotlib`][marimo.ui.matplotlib] | Reactive Matplotlib plots |
 | [`marimo.ui.plotly`][marimo.ui.plotly] | Interactive Plotly charts |
 | [`marimo.mpl.interactive`][marimo.mpl.interactive] | Interactive Matplotlib plots |
 | [`marimo.ui.anywidget`][marimo.ui.anywidget] | Custom widgets |

docs/api/inputs/matplotlib.md

@@ -0,0 +1,7 @@
+# Matplotlib
+
+Reactive matplotlib plots that support lasso and box selections.
+
+For more information about plotting, see the [plotting guide](/guides/working_with_data/plotting.md).
+
+::: marimo.ui.matplotlib

mkdocs.yml

@@ -230,6 +230,7 @@ nav:
           - File Browser: api/inputs/file_browser.md
           - Form: api/inputs/form.md
           - Matrix: api/inputs/matrix.md
+          - Matplotlib: api/inputs/matplotlib.md
           - Microphone: api/inputs/microphone.md
           - Multiselect: api/inputs/multiselect.md
           - Navigation Menu: api/inputs/nav_menu.md