Extract Windows platform services

docs/modernization/roadmap.md

@@ -472,9 +472,10 @@ before retained platform clipboard bridges continue.
 clipboard text, cursor visibility, virtual-keyboard visibility, external file
 display, file sharing, image/file/save-file pickers, and directory pickers.
 Windows installs an injected `WindowsPlatformServices` implementation from
-`pp_platform_windows`; other platforms still route through the debt-tracked
-legacy fallback adapter in `app_events.cpp`, so behavior is preserved while
-their platform shell implementations are extracted. The iOS/Web
+`src/platform_windows/windows_platform_services.*` in `pp_platform_windows`;
+other platforms still route through the debt-tracked legacy fallback adapter
+in `app_events.cpp`, so behavior is preserved while their platform shell
+implementations are extracted. The iOS/Web
 save-with-writer overload remains separate because it writes a
 temporary/exported file before handing control to the platform.
 `pano_cli plan-cloud-upload` exposes the app-core cloud upload decision used by
@@ -992,8 +993,9 @@ Results:
   visibility dispatch, virtual-keyboard visibility dispatch, external file
   display dispatch, file sharing dispatch, and picker callback dispatch. The
   live Windows app now consumes this interface through an injected
-  `WindowsPlatformServices` instance owned by `pp_platform_windows`; other
-  platforms still use the legacy fallback adapter.
+  `WindowsPlatformServices` instance isolated in
+  `src/platform_windows/windows_platform_services.*`; other platforms still
+  use the legacy fallback adapter.
 - `panopainter_validate_shaders` passed, validating 25 shader programs and 7
   shader includes for stage markers and include graph integrity.
 - `pp_renderer_gl_capabilities_tests` passed on default MSVC, vcpkg-headless,