Delete example verdure and platforms that we do not test for.

CONTRIBUTING.md

@@ -13,6 +13,8 @@ To run examples:
 
 NOTE: For Google-internal projects see go/flutter-genui-internal.
 
+NOTE: Flutter packages are enabled and tested for two platforms: `macos` and `web`. To build and test on other platforms, follow [Flutter documentation](https://docs.flutter.dev/platform-integration).
+
 ## Shell scripts
 
 To run a script in `tool/`, open the script in VSCode and press ⇧⌘B.

README.md

@@ -108,7 +108,6 @@ graph TD
   examples/catalog_gallery --> genui
   examples/simple_chat --> genui
   examples/travel_app --> genui
-  examples/verdure --> genui_a2a
   genui_a2a --> genui
   genui --> genai_primitives
   genai_primitives --> json_schema_builder

examples/README.md

@@ -10,12 +10,10 @@ capabilities.
 | [catalog_gallery][catalog_gallery] | Simple | None | Visual reference for basic catalog widgets |
 | [simple_chat][simple_chat] | Intermediate | Firebase/Google AI | A simple, conversational chat application. |
 | [travel_app][travel_app] | Advanced | Firebase/Google AI | Full travel planning assistant with custom catalog |
-| [verdure][verdure] | Advanced | Python A2A Server | Full-stack landscape design agent |
 
 [catalog_gallery]: https://github.com/flutter/genui/tree/main/examples/catalog_gallery
 [simple_chat]: https://github.com/flutter/genui/tree/main/examples/simple_chat
 [travel_app]: https://github.com/flutter/genui/tree/main/examples/travel_app
-[verdure]: https://github.com/flutter/genui/tree/main/examples/verdure
 
 Each example directory contains a more detailed `README.md` file with
 its specific instructions.
@@ -29,4 +27,3 @@ its specific instructions.
 | Understand basic widgets | `catalog_gallery` |
 | Basic use of the SDK | `simple_chat` |
 | Build a production-like app with custom catalog | `travel_app` |
-| Implement client-server architecture with A2A | `verdure` |