Update README.md

Author: ShreckYe

README.md

@@ -6,9 +6,31 @@ We try to make the styles of the composable components follow those of the deskt
 
 Visual consistency across different platforms is not guaranteed.
 
-There is no documentation for this project yet. Check out the demo project on how to use the components.
+This project is prototype and there is no documentation yet. Check out [the demo project](demo) on how to use the components.
+
+<!--
+There is no plan to support Apple platforms until there is official support from [Compose Multiplatform](https://github.com/JetBrains/compose-jb). Check out <https://github.com/cl3m/multiplatform-compose> for some experiments and prototypes on supporting iOS with Compose Multiplatform.
+-->
 
 ## Supported components
 
+### Common (Foundation) components
+
+- `BasicText`
+- `RawText`
+
+#### Layouts
+
+- `Box`
+- `Column`
+- `Row`
+
+### Material components
+
 - `Button`
+- `Card`
+- `Icon`
+- `IconButton`
+- `List`/`LazyColumn` (visually inconsistent)
+- `Text`/`MaterialText`
 - `TopAppBarScaffold`