feat(sdk-android): snapshot property delegate + feature-scoped files + screen fix (#34)

* rename web to inspect ui

* feat(sdk-android): add camelToSnakeCase conversion

* feat(sdk-android): add snapshot() property delegate with tests

* feat(folio): add feature-scoped sanderling snapshot objects

* refactor(folio): slim FolioApplication to snapshot object references

* fix(folio): rename route snapshot to screen, update spec.ts

examples/folio/sanderling/spec.ts

@@ -35,7 +35,7 @@ const loggedIn = extract<boolean>(
   (state) => (state.snapshots.logged_in as boolean) ?? false,
 );
 const route = extract<string>(
-  (state) => (state.snapshots.route as string) ?? "",
+  (state) => (state.snapshots.screen as string) ?? "",
 );
 const accounts = extract<AccountSnapshot[]>(
   (state) => (state.snapshots.accounts as AccountSnapshot[]) ?? [],